[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

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1885 – The Congo Free State is established by King Leopold II of Belgium.

1916 – World War I: First day on the Somme: On the first day of the Battle of the Somme 19,000 soldiers of the British Army are killed and 40,000 wounded. 

1942 –The Montevideo Maru was sunk by the American submarine USS Sturgeon, drowning 1,054 people, mostly Australian prisoners of war and civilians who were being transported from Rabaul, the former Australian territory of New Guinea, to Hainan. The sinking is considered the worst maritime disaster in Australia's history. The wreck of the Montevideo Maru was discovered on 18 April 2023.

1983 – A North Korean Ilyushin Il-62M jet en route to Conakry Airport in Guinea crashes into the Fouta Djallon mountains in Guinea-Bissau, killing all 23 people on board.

2002 – Bashkirian Airlines Flight 2937, a Tupolev Tu-154, and DHL Flight 611, a Boeing 757, collide in mid-air over Überlingen, southern Germany, killing all 71 on board both planes.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 857 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 266 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1778 – American Revolutionary War: Iroquois allied to Britain kill 360 people in the Wyoming Valley massacre.

1970 – Dan-Air Flight 1903 crashes into the Les Agudes mountain in the Montseny Massif near the village of Arbúcies in Catalonia, Spain, killing all 112 people aboard.

1988 – United States Navy warship USS Vincennes shoots down Iran Air Flight 655 over the Persian Gulf, killing all 290 people aboard.

2022 – The Marmolada glacier tragedy is a new example of global warming's impact: Temperatures reached 10°C at this Italian Alpine peak, hours before the tons of ice and rock collapsed on Sunday. Seven people were killed, eight were wounded and five others are missing. The large-scale demolition of a glacier led to one of the most serious accidents in the Alps in recent decades.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 859 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 268 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1934 – "Bloody Thursday": the police open fire on striking longshoremen in San Francisco.

1970 – Air Canada Flight 621 crashes in Brampton, Ontario, Canada, killing all 109 people on board.

1973 – A boiling liquid expanding vapor explosion (BLEVE) in Kingman, Arizona, following a fire that broke out as propane was being transferred from a railroad car to a storage tank, kills eleven firefighters.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 861 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 270 days.

2024 –  Hurricane Beryl, the earliest-recorded Category 5 Atlantic hurricane, leaves at least 12 people dead in the Caribbean and Venezuela.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1962 –  Alitalia Flight 771 crashes in Junnar, Maharashtra, India, killing 94 people.

1980 – During the Lebanese Civil War, 83 Tiger militants are killed during what will be known as the Safra massacre.

2005 – A series of four explosions occurs on London's transport system, killing 56 people, including four suicide bombers, and injuring over 700 others.

2012 – At least 172 people are killed in a flash flood in the Krasnodar Krai region of Russia.

2013 – A De Havilland Otter air taxi crashes in Soldotna, Alaska, killing ten people.

2016 – Ex-US Army soldier Micah Xavier Johnson shoots fourteen policemen during an anti-police protest in downtown Dallas, Texas, killing five of them. He is subsequently killed by a robot-delivered bomb.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 863 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 272 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

551 – A major earthquake strikes Beirut, triggering a devastating tsunami that affected the coastal towns of Byzantine Phoenicia, causing thousands of deaths.

869 – The 8.4–9.0 Mw Sanriku earthquake strikes the area around Sendai in northern Honshu, Japan. Inundation from the tsunami extended several kilometers inland.

1821 – Four hundred and seventy prominent Cypriots including Archbishop Kyprianos are executed in response to Cypriot aid to the Greek War of Independence.

1918 – In Nashville, Tennessee, an inbound local train collides with an outbound express,, killing 101 and injuring 171 people, making it the deadliest rail accident in United States history.

1956 – The 7.7 Mw  Amorgos earthquake shakes the Cyclades island group in the Aegean Sea with a maximum Mercalli intensity of IX (Violent). The shaking and the destructive tsunami that followed left fifty-three people dead. A damaging M7.2 aftershock occurred minutes after the mainshock.

1958 – A 7.8 Mw  strike-slip earthquake in Alaska causes a landslide that produces a megatsunami. The runup from the waves reached 525 m (1,722 ft) on the rim of Lituya Bay; five people were killed.

1982 – Pan Am Flight 759 crashes in Kenner, Louisiana, killing all 145 people on board and eight others on the ground.

1995 – The Navaly church bombing is carried out by the Sri Lanka Air Force killing 125 Tamil civilian refugees.

2006 – One hundred and twenty-five people are killed when S7 Airlines Flight 778, an Airbus A310 passenger jet, veers off the runway while landing in wet conditions at Irkutsk Airport in Siberia.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 865 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 274 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1943 – Massacres of Poles in Volhynia and Eastern Galicia by the Ukrainian Insurgent Army within the Reichskommissariat Ukraine (Volhynia) peak.

1973 – Varig Flight 820 crashes near Paris, France on approach to Orly Airport, killing 123 of the 134 on board. In response, the FAA bans smoking in airplane lavatories.

1978 – Los Alfaques disaster: A truck carrying liquid gas crashes and explodes at a coastal campsite in Tarragona, Spain killing 216 tourists.

1979 – A Garuda Indonesian Airways Fokker F28 airliner on a domestic flight in Indonesia from Talang Betutu Airport, Palembang, to Polonia International Airport, Medan, struck Mount Sibayak at 5,560 feet (1,690 m) on approach to landing, and crashed with no survivors from the 61 occupants.

1983 – A TAME airline Boeing 737–200 crashes near Cuenca, Ecuador, killing all 119 passengers and crew on board.

1991 – Nigeria Airways Flight 2120 crashes in Jeddah, Saudi Arabia killing all 261 passengers and crew on board.

1995 – Yugoslav Wars: Srebrenica massacre begins; lasts until 22 July.

2006 – Mumbai train bombings: Two hundred nine people are killed in a series of bomb attacks in Mumbai, India.

2010 – The Islamist militia group Al-Shabaab carried out multiple suicide bombings in Kampala, Uganda, killing 74 people and injuring 85 others.

2011 – Ninety-eight containers of explosives self-detonate killing 13 people in Zygi, Cyprus.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 867 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 276 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1863 – New York City draft riots: In New York City, opponents of conscription begin three days of rioting which will be later regarded as the worst in United States history.

1977 – New York City: Amidst a period of financial and social turmoil experiences an electrical blackout lasting nearly 24 hours that leads to widespread fires and looting.

1990 – Lenin Peak disaster: a 6.4-magnitude earthquake in Afghanistan triggers an avalanche on Lenin Peak, killing 43 climbers in the deadliest mountaineering disaster in history.

2011 – Mumbai is rocked by three bomb blasts during the evening rush hour, killing 26 and injuring 130.

2013 – Typhoon Soulik kills at least nine people and affects more than 160 million in East China and Taiwan.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 869 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 278 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1888 – The stratovolcano Mount Bandai erupts killing approximately 500 people, in Fukushima Prefecture, Japan.

1927 – Massacre of July 15, 1927: Eighty-nine protesters are killed by the Austrian police in Vienna.

1941 – The Holocaust: Nazi Germany begins the deportation of 100,000 Jews from the occupied Netherlands to extermination camps.

1983 – An attack at Orly Airport in Paris is launched by Armenian militant organisation ASALA, leaving eight people dead and 55 injured.

1996 – A Belgian Air Force C-130 Hercules carrying the Royal Netherlands Army marching band crashes on landing at Eindhoven Airport.

2009 – Caspian Airlines Flight 7908 crashes near Jannatabad, Qazvin, Iran, killing 168.

2014 – A train derails on the Moscow Metro, killing at least 24 and injuring more than 160 others.

2016 – Factions of the Turkish Armed Forces attempt a coup. During the coup attempt, over 300 people were killed and more than 2,100 were injured. Many government buildings, including the Turkish Parliament and the Presidential Palace, were bombed from the air.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 871 days.

2023 –  Flooding and landslides in South Korea leave at least 40 people dead and 6 others missing.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 280 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

180 – Twelve inhabitants of Scillium (near Kasserine, modern-day Tunisia) in North Africa are executed for being Christians. This is the earliest record of Christianity in that part of the world.

1771 – Bloody Falls massacre: Chipewyan chief Matonabbee, traveling as the guide to Samuel Hearne on his Arctic overland journey, massacres a group of unsuspecting Inuit.

1794 – The 16 Carmelite Martyrs of Compiègne are executed ten days prior to the end of the French Revolution's Reign of Terror.

1918 – The RMS Carpathia, the ship that rescued the 705 survivors from the RMS Titanic, is sunk off Ireland by the German SM U-55; five lives are lost.

1932 – Altona Bloody Sunday:  A riot between the Nazi Party paramilitary forces, the SS and SA, and the German Communist Party ensues.

1944 – Port Chicago disaster: Near the San Francisco Bay, two ships laden with ammunition for the war explode in Port Chicago, California, killing 320.

1953 – The largest number of United States midshipman casualties in a single event results from an aircraft crash in Florida, killing 44.

1962 – Nuclear weapons testing: The "Small Boy" test shot Little Feller I becomes the last atmospheric test detonation at the Nevada National Security Site.

1981 – A structural failure leads to the collapse of a walkway at the Hyatt Regency in Kansas City, Missouri, killing 114 people and injuring more than 200.

1996 – TWA Flight 800: Off the coast of Long Island, New York, a Paris-bound TWA Boeing 747 explodes, killing all 230 on board.

1998 – The 7.0 Mw  Papua New Guinea earthquake triggers a tsunami that destroys ten villages in Papua New Guinea, killing up to 2,700 people, and leaving several thousand injured.

2000 – During approach to Lok Nayak Jayaprakash Airport, Alliance Air Flight 7412 suddenly crashes into a residential neighborhood in Patna, killing 60 people.

2006 – The 7.7 Mw  Pangandaran tsunami earthquake severely affects the Indonesian island of Java, killing 668 people, and leaving more than 9,000 injured.

2007 – TAM Airlines Flight 3054, an Airbus A320, crashes into a warehouse after landing too fast and missing the end of the São Paulo–Congonhas Airport runway, killing 199 people.

2014 – Malaysia Airlines Flight 17, a Boeing 777, crashes near the border of Ukraine and Russia after being shot down. All 298 people on board are killed.

2014 – A French regional train on the Pau-Bayonne line crashes into a high-speed train near the town of Denguin, resulting in at least 25 injuries.

2015 – At least 120 people are killed and 130 injured by a suicide bombing in Diyala Governorate, Iraq.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 873 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 282 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

AD 64 – The Great Fire of Rome causes widespread devastation and rages on for six days, destroying half of the city.

1845 – Great New York City Fire of 1845: The last great fire to affect Manhattan begins early in the morning and is subdued that afternoon. The fire kills four firefighters and 26 civilians and destroys 345 buildings.

1943 – World War II: Rome is heavily bombed by more than 500 Allied aircraft, inflicting thousands of casualties.

1947 – Prime Minister of the shadow Burmese government, Bogyoke Aung San and eight others are assassinated.

1967 – Piedmont Airlines Flight 22, a Piedmont Airlines Boeing 727-22 and a twin-engine Cessna 310 collided on July 19, 1967, over Hendersonville, North Carolina, USA. Both aircraft were destroyed and all passengers and crew were killed, including John T. McNaughton, an advisor to Robert McNamara.

1979 – The oil tanker SS Atlantic Empress collides with another oil tanker, causing the largest ever ship-borne oil spill.

1985 – The Val di Stava dam collapses killing 268 people in Val di Stava, Italy.

1989 – United Airlines Flight 232 crashes in Sioux City, Iowa killing 111.

1992 – A car bomb kills Judge Paolo Borsellino and five members of his escort.

2014 – Gunmen in Egypt's western desert province of New Valley Governorate attack a military checkpoint, killing at least 21 soldiers. Egypt reportedly declares a state of emergency on its border with Sudan.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 875 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 284 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

365 – The 365 Crete earthquake affected the Greek island of Crete with a maximum Mercalli intensity of XI (Extreme), causing a destructive tsunami that affects the coasts of Libya and Egypt, especially Alexandria. Many thousands were killed.

1877 – After rioting by Baltimore and Ohio Railroad workers and the deaths of nine rail workers at the hands of the Maryland militia, workers in Pittsburgh, Pennsylvania, stage a sympathy strike that is met with an assault by the state militia.

1907 – The passenger steamer SS Columbia sinks after colliding with the steam schooner San Pedro off Shelter Cove, California, killing 88 people.

1919 – The dirigible Wingfoot Air Express crashes into the Illinois Trust and Savings Building in Chicago, killing 12 people.

1920 – The Belfast Pogrom begins with the one day removal of thousands of Belfast shipyard, factory and mill workers from their jobs.

1952 – The 7.3 Mw  Kern County earthquake  strikes Southern California with a maximum Mercalli intensity of XI (Extreme), killing 12 and injuring hundreds.

1961 – Alaska Airlines Flight 779 crashes near Shemya Air Force Base in Shemya, Alaska killing 6.

1964 – A series of racial riots break out in Singapore. In the next six weeks, 23 die with 454 others injured.

1972 – The Troubles: Bloody Friday: The Provisional IRA detonate 22 bombs in central Belfast, Northern Ireland, United Kingdom in the space of 80 minutes, killing nine and injuring 130.

1973 – In Lillehammer, Norway, Mossad agents kill a waiter whom they mistakenly thought was involved in the 1972 Munich Olympics Massacre.

1990 – Taiwan's military police forces mainland Chinese illegal immigrants into sealed holds of a fishing boat Min Ping Yu No. 5540 for repatriation to Fujian, causing 25 people to die from suffocation.

2001 – At the conclusion of a fireworks display on Okura Beach in Akashi, Hyōgo, Japan, 11 people are killed and more than 120 are injured when a pedestrian footbridge connecting the beach to JR Asagiri Station becomes overcrowded and people leaving the event fall down in a domino effect.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 877 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 286 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1967 – Detroit Riots: In Detroit, one of the worst riots in United States history begins on 12th Street in the predominantly African American inner city. It ultimately kills 43 people, injures 342 and burns about 1,400 buildings.

1982 – Outside Santa Clarita, California, actor Vic Morrow and two children are killed when a helicopter crashes onto them while shooting a scene from Twilight Zone: The Movie.

1983 – Thirteen Sri Lanka Army soldiers are killed after a deadly ambush by the militant Liberation Tigers of Tamil Eelam.

1993 – China Northwest Airlines Flight 2119 crashes during takeoff from Yinchuan Xihuayuan Airport in Yinchuan, Ningxia, China, killing 55 people.

2005 – Three bombs explode in the Naama Bay area of Sharm El Sheikh, Egypt, killing 88 people.

2011 – A high-speed train rear-ends another on a viaduct on the Yongtaiwen railway line in Wenzhou, Zhejiang province, China, resulting in 40 deaths.

2014 – TransAsia Airways Flight 222 crashes in Xixi village near Huxi, Penghu, during approach to Phengu Airport. Forty-eight of the 58 people on board are killed and five more people on the ground are injured.

2016 – Kabul twin bombing occurred in the vicinity of Deh Mazang when protesters, mostly from the Shiite Hazara minority, were marching against route changing of the TUTAP power project. At least 80 people were killed and 260 were injured.

2018 – A wildfire in East Attica, Greece caused the death of 102 people. It was the deadliest wildfire in history of Greece and the second-deadliest in the world, in the 21st century, after the 2009 bushfires in Australia that killed 180.

2022 –  The Chinese paddlefish, one of the world's largest freshwater fish species, is officially declared extinct by the International Union for Conservation of Nature.

2022 –  Heat waves across Europe leave more than 4,500 people dead.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 879 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 290 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1668 – A magnitude 8.5 earthquake strikes eastern China, killing over 42,000 people.

1956 – Forty-five miles south of Nantucket Island, the Italian ocean liner SS Andrea Doria collides with the MS Stockholm in heavy fog and sinks the next day, killing 51.

1971 – The Sohagpur massacre is perpetrated by the Pakistan Army.

1983 – Black July: Thirty-seven Tamil political prisoners at the Welikada high security prison in Colombo are massacred by the fellow Sinhalese prisoners.

1993 – The Saint James Church massacre  occurs in Kenilworth, Cape Town, South Africa.

2000 – Concorde Air France Flight 4590 crashes at Paris Charles de Gaulle airport, killing 113 people.

2019 – National extreme heat records set this day in the UK, Belgium, The Netherlands and Germany during the July 2019 European heat wave.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 881 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 292 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1816 – Seminole Wars: The Battle of Negro Fort ends when a hot shot cannonball fired by US Navy Gunboat No. 154 explodes the fort's Powder Magazine, killing approximately 275. It is considered the deadliest single cannon shot in US history.

1890 – Vincent van Gogh shoots himself and dies two days later.

1955 – El Al Flight 402 is shot down by two fighter jets after straying into Bulgarian air space. All 58 people onboard are killed.

1975 – Mayor of Jaffna and former MP Alfred Duraiappah is shot dead.

1981 – While landing at Chihuahua International Airport, Aeromexico Flight 230 overshoots the runway. Thirty-two of the 66 passengers and crew on board the DC-9 are killed.

1983 – Black July: Eighteen Tamil political prisoners at the Welikada high security prison in Colombo are massacred by Sinhalese prisoners, the second such massacre in two days.

1989 – While attempting to land at Tripoli International Airport in Libya, Korean Air Flight 803 crashes just short of the runway. Seventy-five of the 199 passengers and crew and four people on the ground are killed, in the second accident involving a DC-10 in less than two weeks, the first being United Airlines Flight 232.

1996 – In Atlanta, United States, a pipe bomb explodes at Centennial Olympic Park during the 1996 Summer Olympics.

1997 – About 50 people are killed in the Si Zerrouk massacre in Algeria.

2002 – Ukraine airshow disaster: A Sukhoi Su-27 fighter crashes during an air show at Lviv, Ukraine killing 77 and injuring more than 500 others, making it the deadliest air show disaster in history.

2015 – At least seven people are killed and many injured after gunmen attack an Indian police station in Punjab.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 883 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 294 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

587 BC – The Neo-Babylonian Empire sacks Jerusalem and destroys the First Temple.

1848 – Great Famine of Ireland: Tipperary Revolt: In County Tipperary, Ireland, then in the United Kingdom, an unsuccessful nationalist revolt against British rule is put down by police.

1967 – Vietnam War: Off the coast of North Vietnam the USS Forrestal catches on fire in the worst U.S. naval disaster since World War II, killing 134.

1967 – During the fourth day of celebrating its 400th anniversary, the city of Caracas, Venezuela is shaken by an earthquake,, leaving approximately 500 dead.

1976 – In New York City, David Berkowitz (a.k.a. the "Son of Sam") kills one person and seriously wounds another in the first of a series of attacks.

2010 – An overloaded passenger ferry capsizes on the Kasai River in Bandundu Province, Democratic Republic of the Congo, resulting in at least 80 deaths.

2013 – Two passenger trains collide in the Swiss municipality of Granges-près-Marnand near Lausanne injuring 25 people.

2019 – The 2019 Altamira prison riot between rival Brazilian drug gangs leaves 62 dead.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 885 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 296 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1715 – Seven days after a Spanish treasure fleet of 12 ships left Havana, Cuba for Spain, 11 of them sink in a storm off the coast of Florida. A few centuries later, treasure is salvaged from these wrecks.

1966 – The pleasure cruiser MV Darlwyne disappeared off the Cornwall coast with the loss of all 31 aboard.

1972 – The Troubles: In Operation Motorman, the British Army re-takes the urban no-go areas of Northern Ireland. Later that day, nine civilians are killed by car bombs  in the village of Claudy.

1973 – A Delta Air Lines jetliner, flight DL 723 crashes while landing in fog at Logan International Airport, Boston, Massachusetts killing 89.

1987 – A tornado occurs in Edmonton, Alberta, killing 27 people.

1988 – Thirty-two people are killed and 1,674 injured when a bridge at the Sultan Abdul Halim ferry terminal collapses in Butterworth, Penang, Malaysia.

1992 – Thai Airways International Flight 311 crashes into a mountain north of Kathmandu, Nepal killing all 113 people on board.

‘1992 – China General Aviation Flight 7552 crashes during takeoff from Nanjing Dajiaochang Airport, killing 108.

2008 – East Coast Jets Flight 81 crashes near Owatonna Degner Regional Airport in Owatonna, Minnesota, killing all eight people on board.

2014 – Gas explosions in the southern Taiwanese city of Kaohsiung kill at least 20 people and injure more than 270.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 887 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 298 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1922 – A typhoon hits Shantou, Republic of China, killing more than 50,000 people.

1943 – The Holocaust: Jewish prisoners stage a revolt at Treblinka,, one of the deadliest of Nazi death camps where approximately 900,000 persons were murdered in less than 18 months.

1947 – A British South American Airways Avro Lancastrian airliner crashes into a mountain during a flight from Buenos Aires, Argentina to Santiago, Chile. The wreckage would not be found until 1998.

1968 – An earthquake hits Casiguran, Aurora, Philippines killing more than 270 people and wounding 261.

1973 – A flash fire kills 51 people at the Summerland amusement centre at Douglas, Isle of Man.

1980 – A bomb explodes at the railway station in Bologna, Italy, killing 85 people and wounding more than 200.

1985 – Delta Air Lines Flight 191, a Lockheed L-1011 TriStar, crashes at Dallas/Fort Worth International Airport killing 137.

1989 – A massacre is carried out by an Indian Peace Keeping Force in Sri Lanka killing 64 ethnic Tamil civilians.

1999 – The Gaisal train disaster claims 285 lives in Assam, India.

2014 – At least 146 people were killed and more than 114 injured in a factory explosion in Kunshan, Jiangsu, China.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 889 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 300 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1783 – Mount Asama erupts in Japan, killing about 1,400 people (Tenmei eruption). The eruption causes a famine, which results in an additional 20,000 deaths.

1944 – The Holocaust: A tip from a Dutch informer leads the Gestapo to a sealed-off area in an Amsterdam warehouse, where they find and arrest Jewish diarist Anne Frank,, her family, and four others.

1946 – An earthquake of magnitude 8.0 hits northern Dominican Republic. One hundred are killed and 20,000 are left homeless.

1964 – Civil rights movement: Civil rights workers Michael Schwerner, Andrew Goodman and James Chaney are found dead in Mississippi after disappearing on June 21.

1974 – A bomb explodes in the Italicus Express train at San Benedetto Val di Sambro, Italy, killing 12 people and wounding 22.

2006 – A massacre is carried out by Sri Lankan government forces, killing 17 employees of the French INGO Action Against Hunger (known internationally as Action Contre la Faim, or ACF).

2018 – A Junkers Ju-52 passenger aircraft operated by Ju-Air crashed near Piz Segnas, Switzerland, while en route from Locarno to Dübendorf. All 20 people on board were killed.

2019 – Nine people are killed and 26 injured in a shooting in Dayton, Ohio. This comes only 12 hours after another mass shooting in El Paso, Texas, where 23 people were killed.

2020 – At least 220 people are killed and over 5,000 are wounded when 2,700 tons of ammonium nitrate explodes in Beirut, Lebanon.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 891 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 302 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1944 – The Warsaw Uprising occurs on August 1. It is brutally suppressed and all able-bodied men in Kraków are detained afterwards to prevent a similar uprising, the Kraków Uprising, that was planned but never carried out.

1945 – World War II: Hiroshima, Japan is devastated when the atomic bomb "Little Boy" is dropped by the United States B-29 Enola Gay. Around 70,000 people are killed instantly, and some tens of thousands die in subsequent years from burns and radiation poisoning.

1997 – Korean Air Flight 801 crashed at Nimitz Hill, Guam killing 228 of 254 people on board.

2001 – Erwadi fire incident: Twenty-eight mentally ill persons tied to a chain are burnt to death at a faith based institution at Erwadi, Tamil Nadu.

2010 – Flash floods across a large part of Jammu and Kashmir, India, damages 71 towns and kills at least 255 people.

2011 – War in Afghanistan: A United States military helicopter is shot down, killing 30 American special forces members and a working dog, seven Afghan soldiers, and one Afghan civilian. It was the deadliest single event for the United States in the War in Afghanistan.

2015 – A suicide bomb attack kills at least 15 people at a mosque in the Saudi city of Abha.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 893 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 304 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1903 – Black Saturday occurs, killing 12 in a stadium collapse in Philadelphia. 

1956 – The Bois du Cazier was a coal mine best known as the location of a major mining disaster that took place in 1956, and in which 262 men, including a large number of Italian labourers, were killed.

1988 – The 8888 Uprising begins in Rangoon (Yangon), Burma (Myanmar). Led by students, hundreds of thousands join in nationwide protests against the one-party regime. On September 18, the demonstrations end in a military crackdown, killing thousands.

1993 – The 7.8 Mw  Guam earthquake shakes the island with a maximum Mercalli intensity of IX (Violent), causing around $250 million in damage and injuring up to 71 people.

1998 – Iranian consulate in Mazar-i-Sharif, Afghanistan is raided by Taliban leading to the deaths of ten Iranian diplomats and a journalist.

2001 – Albanian rebels ambush a convoy of the Army of the Republic of Macedonia near Tetovo, killing 10 soldiers.

2007 – An EF2 tornado touches down in Kings County and Richmond County, New York, the most powerful tornado in New York to date and the first in Brooklyn since 1889.

2008 – A EuroCity express train en route from Kraków, Poland to Prague, Czech Republic strikes a part of a motorway bridge that had fallen onto the railroad track near Studénka railway station in the Czech Republic and derails, killing eight people and injuring 64 others.

2010 – China Floods: A mudslide in Zhugqu County, Gansu, China, kills more than 1,400 people.

2013 – A suicide bombing at a funeral in the Pakistani city of Quetta kills at least 31 people.

2015 – Eight people are killed in a shooting in Harris County, Texas.

2016 – Terrorists attack a government hospital in Quetta, Pakistan with a suicide blast and shooting, killing between 70 and 94 people, and injuring around 130 others.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 895 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 306 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1628 – The Swedish warship Vasa  sinks in the Stockholm harbour after only about 20 minutes of her maiden voyage.

1856 – The Last Island hurricane strikes Louisiana, resulting in over 200 deaths.

1961 – Vietnam War: The U.S. Army begins Operation Ranch Hand, spraying an estimated 20 million US gallons (76,000 m3) of defoliants and herbicides over rural areas of South Vietnam in an attempt to deprive the Viet Cong of food and vegetation cover.

1966 – The Heron Road Bridge collapses while being built, killing nine workers in the deadliest construction accident in both Ottawa and Ontario.

1969 – A day after murdering Sharon Tate and four others, members of Charles Manson's cult kill Leno and Rosemary LaBianca.

1978 – Three members of the Ulrich family are killed in an accident. This leads to the Ford Pinto litigation.

1993 – Two earthquakes affect New Zealand. A 7.0 Mw  shock (intensity VI (Strong)) in the South Island was followed nine hours later by a 6.4 Mw  event (intensity VII (Very strong)) in the North Island.

1997 – Sixteen people are killed when Formosa Airlines Flight 760 crashes near Beigan Airport in the Matsu Islands of Taiwan.

2001 – The 2001 Angola train attack occurred, causing 252 deaths.

2009 – Twenty people are killed in Handlová, Trenčín Region, in the deadliest mining disaster in Slovakia's history.

2012 – The Marikana massacre begins near Rustenburg, South Africa, resulting in the deaths of 47 people.

2014 – Forty people are killed when Sepahan Airlines Flight 5915 crashes at Tehran's Mehrabad International Airport.

2019 – Thirty-two are killed and one million are evacuated as Typhoon Lekima makes landfall in Zhejiang, China. Earlier it had caused flooding in the Philippines.

2020 – Derecho in Iowa becomes the most costly thunderstorm disaster in U.S. history.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 897 days.

2023 –  Wildfires in Hawaii killed at least 99 people in the town of Lahaina on the island of Maui, at least 1000 people remain missing and most of Lahaina is destroyed.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 308 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1944 – Waffen-SS troops massacre 560 people in Sant'Anna di Stazzema.

1944 – Nazi German troops end the week-long Wola massacre, during which time at least 40,000 people are killed indiscriminately or in mass executions.

1948 – Babrra massacre: About 600 unarmed members of the Khudai Khidmatgar movement are shot dead on the orders of the Chief Minister of the North-West Frontier Province, Abdul Qayyum Khan Kashmiri, on Babrra ground in the Hashtnagar region of Charsadda District, North-West Frontier Province (now Khyber Pakhtunkhwa), Pakistan.

1950 – Korean War: Bloody Gulch massacre: 75 American POWs are massacred by the North Korean Army.

1952 – The Night of the Murdered Poets: Thirteen prominent Jewish intellectuals are murdered in Moscow, Russia, Soviet Union.

1953 – First thermonuclear bomb test: The Soviet atomic bomb project continues with the detonation of "RDS-6s" (Joe 4) using a "layered" scheme.

1953 – The 7.2 Ms  Ionian earthquake shakes the southern Ionian Islands with a maximum Mercalli intensity of X (Extreme). Between 445 and 800 people are killed.

1976 – Between 1,000 and 3,500 Palestinians are killed in the Tel al-Zaatar massacre, one of the bloodiest events of the Lebanese Civil War.

1977 – The Sri Lanka Riots: Targeting the minority Sri Lankan Tamils, begin, less than a month after the United National Party came to power. Over 300 Tamils are killed.

1985 – Japan Airlines Flight 123 crashes into Osutaka ridge in Gunma Prefecture, Japan, killing 520, to become the worst single-plane air disaster.

2000 – The Russian Navy submarine Kursk explodes and sinks in the Barents Sea during a military exercise, killing her entire 118-man crew.

2015 – At least two massive explosions kill 173 people and injure nearly 800 more in Tianjin, China.

2018 – Thirty-nine civilians, including a dozen children, are killed in an explosion at a weapons depot in a rebel-held town in northwest Syria.

2021 – Six people (including the perpetrator) are killed in the worst mass shooting in the UK since 2010 in Keyham, Plymouth.

2022 –  A mass shooting after a family conflict in Cetinje, Montenegro, leaves 11 people dead and 6 others injured.

2022 –  Salman Rushdie, author of The Satanic Verses, is critically injured after a knife attack at a speech in the United States.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 899 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 310 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1784 – Russian colonization of North America: Awa’uq Massacre: The Russian fur trader Grigory Shelikhov storms a Kodiak Island Alutiit refuge rock on Sitkalidak Island, killing 500+ Alutiit. The consequent subjugation of the Alutiiq on Kodiak Island allows Shelikhov to establish the first permanent Russian settlement in Alaska at Three Saints Bay.

1933 – Loggers cause a forest fire in the Coast Range of Oregon, later known as the first forest fire of the Tillamook Burn; destroying 240,000 acres (970 km2) of land.

1972 – An Ilyushin Il-62 airliner  crashes near Königs Wusterhausen, East Germany killing 156 people.

2005 – Helios Airways Flight 522, en route from Larnaca, Cyprus to Prague, Czech Republic via Athens, crashes in the hills near Grammatiko, Greece, killing 121 passengers and crew.

2006 – Sri Lankan Civil War: Sixty-one schoolgirls killed in Chencholai bombing by Sri Lankan Air Force air strike.

2007 – The Kahtaniya bombings in northern Iraq kills at least 500 people.

2013 – Egypt declares a state of emergency as security forces kill hundreds of demonstrators supporting former president Mohamed Morsi.

2013 – UPS Airlines Flight 1354 crashes short of the runway at Birmingham–Shuttlesworth International Airport, killing both crew members on board.

2021 – A magnitude 7.2 earthquake strikes southwestern Haiti, killing at least 2,248 people and causing a humanitarian crisis.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 891 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 312 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1819 – Peterloo Massacre: Seventeen people die and over 600 are injured in cavalry charges at a public meeting at St. Peter's Field, Manchester, England         

1906 – The 8.2 Mw Valparaíso earthquake hits central Chile, killing 3,882 people.

1927 – The Dole Air Race begins from Oakland, California, to Honolulu, Hawaii, during which six out of the eight participating planes crash or disappear.

1929 – The 1929 Palestine riots break out in Mandatory Palestine between Palestinian Arabs and Jews and continue until the end of the month. In total, 133 Jews and 116 Arabs are killed.

1946 – Mass riots in Kolkata begin; more than 4,000 people would be killed in 72 hours.

1987 – Northwest Airlines Flight 255, a McDonnell Douglas MD-82, crashes after takeoff in Detroit, Michigan, killing 154 of the 155 on board, plus two people on the ground.

1991 – Indian Airlines Flight 257,a Boeing 737-200, crashes during approach to Imphal Airport, killing all 69 people on board.

2005 – West Caribbean Airways Flight 708, a McDonnell Douglas MD-82, crashes in Machiques, Venezuela, killing all 160 people on board.

2010 – AIRES Flight 8250 crashes at Gustavo Rojas Pinilla International Airport in San Andrés, San Andrés y Providencia, Colombia, killing two people.

2012 – South African police fatally shoot 34 miners and wound 78 more during an industrial dispute at Marikana near Rustenburg.

2013 – The ferry St. Thomas Aquinas collides with a cargo ship and sinks at Cebu, Philippines, killing 61 people with 59 others missing.

2015 – More than 96 people are killed and hundreds injured following a series of air-raids by the Syrian Arab Air Force on the rebel-held market town of Douma.

2015 – Trigana Air Flight 267, an ATR 42, crashes in Oksibl, Pegunungan Bintang, killing all 54 people on board.

2020 – The August Complex fire in California burns more than one million acres of land.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 893 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 314 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1891 – A major hurricane strikes Martinique, leaving 700 dead.

1917 – A Great Fire in Thessaloniki, Greece, destroys 32% of the city leaving 70,000 individuals homeless.

1937 – A lightning strike starts the Blackwater Fire of 1937 in Shoshone National Forest, killing 15 firefighters within 3 days and prompting the United States Forest Service to develop their smokejumper program.

1940 – World War II: The Hardest Day air battle, part of the Battle of Britain, takes place. At that point, it is the largest aerial engagement in history with heavy losses sustained on both sides.

1976 – The Korean axe murder incident in Panmunjom results in the deaths of two US Army officers.

1983 – Hurricane Alicia hits the Texas coast, killing 21 people and causing over US$1 billion in damage (1983 dollars).

2003 – One-year-old Zachary Turner is murdered in Newfoundland by his mother, who was awarded custody despite facing trial for the murder of Zachary's father. The case was documented in the film Dear Zachary and led to reform of Canada's bail laws.

2005 – A massive power blackout hits the Indonesian island of Java; affecting almost 100 million people, it is one of the largest and most widespread power outages in history.

2017 – The first terrorist attack ever sentenced as a crime in Finland kills two and injures eight.

2019 – One hundred activists, officials, and other concerned citizens in Iceland hold a funeral for Okjökull glacier, which has completely melted after having once covered six square miles (15.5 km2).

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 895 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 316 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1191 – Richard I of England initiates the Massacre at Ayyadieh, leaving 2,600–3,000 Muslim hostages dead.

1852 – Steamboat Atlantic sank on Lake Erie after a collision, with the loss of at least 150 lives.

1910 – Extreme fire weather in the Inland Northwest of the United States causes many small wildfires to coalesce into the Great Fire of 1910, burning approximately 3 million acres (12,000 km2) and killing 87 people.

1940 – In Mexico City, exiled Russian revolutionary Leon Trotsky is fatally wounded with an ice axe by Ramón Mercader. He dies the next day.

1975 – ČSA Flight 540 crashes on approach to Damascus International Airport in Damascus, Syria, killing 126 people.

1986 – In Edmond, Oklahoma, U.S. Postal employee Patrick Sherrill guns down 14 of his co-workers and then commits suicide.

1988 – "Black Saturday" of the Yellowstone fire in Yellowstone National Park.

1988 – The Troubles: Eight British soldiers are killed and 28 wounded when their bus is hit by an IRA roadside bomb in Ballygawley, County Tyrone.

1989 – The pleasure boat Marchioness sinks on the River Thames following a collision. Fifty-one people are killed.

1995 – The Firozabad rail disaster kills 358 people in Firozabad, India.

1997 – Souhane massacre in Algeria; over 60 people are killed and 15 kidnapped.

2008 – Spanair Flight 5022, from Madrid, Spain to Gran Canaria, skids off the runway and crashes at Barajas Airport. Of the 172 people on board, 146 die immediately, and eight more later die of injuries sustained in the crash.

2012 – A prison riot in the Venezuelan capital, Caracas, kills at least 20 people.

2014 – Seventy-two people are killed in Japan's Hiroshima Prefecture by a series of landslides caused by a month's worth of rain that fell in one day.

2016 – Fifty-four people are killed when a suicide bomber detonates himself at a Kurdish wedding party in Gaziantep, Turkey.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 897 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 318 days.

.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1902 – At least 6,000 people are killed by the magnitude 7.7 Kashgar earthquake in the Tien Shan mountains.

1944 – World War II: Holocaust of Kedros in Crete by German forces.

1949 – The Queen Charlotte earthquake is Canada's strongest since the 1700 Cascadia earthquake.

1981 – Far Eastern Air Transport Flight 103 disintegrates in mid-air and crashes in Sanyi Township, Miaoli County, Taiwan. All 110 people on board are killed.

1985 – British Airtours Flight 28M suffers an engine fire during takeoff at Manchester Airport. The pilots abort but due to inefficient evacuation procedures 55 people are killed, mostly from smoke inhalation.

1999 – China Airlines Flight 642 crashes at Hong Kong International Airport, killing three people and injuring 208 more.

2006 – Pulkovo Aviation Enterprise Flight 612 crashes near the Russian border over eastern Ukraine, killing all 170 people on board.

2012 – Ethnic clashes over grazing rights for cattle in Kenya's Tana River District result in more than 52 deaths.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 899 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 320 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1349 – Six thousand Jews are killed in Mainz after being blamed for the bubonic plague.

1857 – The Panic of 1857 begins, setting off one of the most severe economic crises in United States history.

1929 – Second day of two-day Hebron massacre during the 1929 Palestine riots: Arab attacks on the Jewish community in Hebron in the British Mandate of Palestine, result in the death of 65–68 Jews; the remaining Jews are forced to flee the city.

1933 – The Crescent Limited train derails in Washington, D.C., after the bridge it is crossing is washed out by the 1933 Chesapeake–Potomac hurricane.

1938 – Kweilin incident: A Japanese warplane shoots down the Kweilin, a Chinese civilian airliner, killing 14. It is the first recorded instance of a civilian airliner being shot down.

1951 – United Air Lines Flight 615 crashes near Decoto, California, killing 50 people.

1992 – Hurricane Andrew makes landfall in Homestead, Florida as a Category 5 hurricane, causing up to $25 billion (1992 USD) in damages.

2004 – Ninety passengers die after two airliners explode after flying out of Domodedovo International Airport, near Moscow. The explosions are caused by suicide bombers from Chechnya.

2008 – Sixty-five passengers are killed when Iran Aseman Airlines Flight 6895 crashes during an emergency landing at Manas International Airport in Bishkek, Kyrgyzstan.

2008 – A Cessna 208 Caravan crashes in Cabañas, Zacapa, Guatemala, killing 11 people.

2010 – In San Fernando, Tamaulipas, Mexico, 72 illegal immigrants are killed by Los Zetas and eventually found dead by Mexican authorities.

2010 – Henan Airlines Flight 8387 crashes at Yichun Lindu Airport in Yichun, Heilongjiang, China, killing 44 out of the 96 people on board.

2010 – Agni Air Flight 101 crashes near Shikharpur, Makwanpur, Nepal, killing all 14 people on board.

2016 – An earthquake strikes Central Italy with a magnitude of 6.2, with aftershocks felt as far as Rome and Florence. Around 300 people are killed.

2022 – The Man of the Hole, the last surviving member of a people eradicated in the genocide of indigenous peoples in Brazil, is found dead.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 901 days.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 901 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 322 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

683 – Yazid I's army kills 11,000 people of Medina including notable Sahabas in Battle of al-Harrah.

1833 – The great 1833 Kathmandu–Bihar earthquake causes major damage in Nepal, northern India and Tibet, a total of 500 people perish.

1942 – The Holocaust in Ukraine: At Chortkiv, the Ukrainian police and German Schutzpolizei deport two thousand Jews to Bełżec extermination camp. Five hundred of the sick and children are murdered on the spot. This continued until the next day.

1997 – Beni Ali massacre occurs in Algeria, leaving 60 to 100 people dead.

1999 – Russia begins the Second Chechen War in response to the Invasion of Dagestan by the Islamic International Peacekeeping Brigade.

2003 – A Beechcraft 1900 operating as Colgan Air Flight 9446 crashes after taking off from Barnstable Municipal Airport in Yarmouth, Massachusetts, killing both pilots on board.

2015 – Two U.S. journalists are shot and killed by a disgruntled former coworker while conducting a live report in Moneta, Virginia.

2018 – Three people are killed and eleven wounded during a mass shooting at a Madden NFL '19 video game tournament in Jacksonville, Florida.

2021 – During the 2021 Kabul airport attack 13 US military personnel and at least 169 Afghan civilians are killed.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 903 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 324 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1936 – Nazi Germany begins its mass arrests of Jehovah's Witnesses, who are interned in concentration camps.

1955 – Black teenager Emmett Till is brutally murdered in Mississippi, galvanizing the nascent civil rights movement.

1988 – Ramstein air show disaster: Three aircraft of the Frecce Tricolori demonstration team collide and the wreckage falls into the crowd. Seventy-five are killed and 346 seriously injured.

1990 – An F5 tornado strikes the Illinois cities of Plainfield and Joliet, killing 29 people.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 905 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 326 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1791 – HMS Pandora sinks after having run aground on the outer Great Barrier Reef the previous day.

1813 – Creek War: Fort Mims massacre: Creek "Red Sticks" kill over 500 settlers (including over 250 armed militia) in Fort Mims, north of Mobile, Alabama.

1974 – A Belgrade–Dortmund express train derails at the main train station in Zagreb killing 153 passengers.

1974 – A powerful bomb explodes at the Mitsubishi Heavy Industries headquarters in Marunouchi, Tokyo. Eight are killed, 378 are injured. Eight left-wing activists are arrested on May 19, 1975, by Japanese authorities.

1981 – President Mohammad-Ali Rajai and Prime Minister Mohammad-Javad Bahonar of Iran are assassinated in a bombing committed by the People's Mujahedin of Iran.

1983 – Aeroflot Flight 5463 crashes into Dolan Mountain while approaching Almaty International Airport in present-day Kazakhstan, killing all 90 people on board.

2002 – Rico Linhas Aéreas Flight 4823 crashes on approach to Rio Branco International Airport, killing 23 of the 31 people on board.

2008 – A Conviasa Boeing 737 crashes into Illiniza Volcano in Ecuador, killing all three people on board.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 907 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 328 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1420 – A 9.4 MS-strong earthquake shakes Chile's Atacama Region causing tsunamis in Chile as well as Hawaii and Japan.

1894 – Over 400 people die in the Great Hinckley Fire, a forest fire in Hinckley, Minnesota.

1923 – The Great Kantō earthquake devastates Tokyo and Yokohama, killing about 105,000 people.

1961 – TWA Flight 529 crashed shortly after takeoff from Midway Airport in Chicago, killing all 78 people on board. At the time, it was the deadliest single plane disaster in U.S. history.

1983 – Cold War: Korean Air Lines Flight 007 is shot down by a Soviet Union jet fighter when the commercial aircraft enters Soviet airspace, killing all 269 on board, including Congressman Lawrence McDonald.

2004 – The Beslan school siege begins when armed terrorists take schoolchildren and school staff hostage in North Ossetia, Russia; by the end of the siege, three days later, more than 385 people are dead (including hostages, other civilians, security personnel and terrorists).

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 909 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 330 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1812 – Twenty-four settlers are killed in the Pigeon Roost Massacre in Indiana.

1855 – American Indian Wars: In Nebraska, 700 soldiers under United States General William S. Harney avenge the Grattan massacre by attacking a Sioux village and killing 100 men, women and children.

1878 – Over 640 die when the crowded pleasure boat Princess Alice  collides with the Bywell Castle in the River Thames.

1879 – Siege of the British Residency in Kabul: British envoy Sir Louis Cavagnari and 72 men of the Guides are massacred by Afghan troops while defending the British Residency in Kabul. Their heroism and loyalty became famous and revered throughout the British Empire.

1925 – USS Shenandoah, the United States' first American-built rigid airship, was destroyed in a squall line over Noble County, Ohio. Fourteen of her 42-man crew perished, including her commander, Zachary Lansdowne.

1941 – The Holocaust: Karl Fritzsch, deputy camp commandant of the Auschwitz concentration camp, experiments with the use of Zyklon B in the gassing of Soviet POWs.

1944 – Holocaust: Diarist Anne Frank and her family are placed on the last transport train from the Westerbork transit camp to the Auschwitz concentration camp, arriving three days later.

1978 – During the Rhodesian Bush War a group of ZIPRA guerrillas shot down civilian Vickers Viscount aircraft (Air Rhodesia Flight 825) with a Soviet-made SAM Strela-2; of 56 passengers and crew 38 people died in crash, 10 were massacred by the guerrillas at the site.

1989 – Varig Flight 254 crashes in the Amazon rainforest near São José do Xingu in Brazil, killing 12.

1997 – Vietnam Airlines Flight 815 (Tupolev Tu-134) crashes on approach into Phnom Penh airport, killing 64.

2004 – Beslan school siege results in over 330 fatalities, including 186 children.

2010 – After taking off from Dubai International Airport, UPS Airlines Flight 6 develops an in-flight fire in the cargo hold and crashes near Nad Al Sheba, killing both crew members on board.

2017 – North Korea conducts its sixth and most powerful nuclear test.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1887 – A fire at the Theatre Royal, Exeter, kills 186.

1954 – KLM Flight 633 crashes into the River Shannon in Shannon, County Clare, Ireland, killing 28.

1969 – Mỹ Lai Massacre: U.S. Army Lieutenant William Calley is charged with six specifications of premeditated murder for the death of 109 Vietnamese civilians in My Lai.

1972 – Munich massacre: A Palestinian terrorist group called "Black September" attacks and takes hostage 11 Israeli athletes at the Munich Olympic Games. Two die in the attack and nine are murdered the following day.

1986 – Pan Am Flight 73 from Mumbai, India with 358 people on board is hijacked at Karachi International Airport.

1990 – Sri Lankan Civil War: Sri Lankan Army soldiers slaughter 158 civilians.

1996 – Hurricane Fran makes landfall near Cape Fear, North Carolina as a Category 3 storm with 115 mph sustained winds. Fran caused over $3 billion in damage and killed 27 people.

2005 – Mandala Airlines Flight 091, a scheduled domestic passenger flight from Medan to Jakarta, stalled and crashed into a heavily populated residential area seconds after taking off from Polonia International Airport. Of the 117 passengers and crews on board, only 17 survived. An additional 49 civilians on the ground were killed.

2012 – An accidental explosion at a Turkish Army ammunition store in Afyon, western Turkey kills 25 soldiers and wounds four others.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 913 days.

2022 –  A magnitude 6.6 earthquake strikes China's Sichuan province, leaving at least 65 people dead. 

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 334 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1857 – Mountain Meadows massacre: Mormon settlers slaughter most members of peaceful, emigrant wagon train.

1909 – Eugène Lefebvre crashes a new French-built Wright biplane during a test flight at Juvisy, south of Paris, becoming the first aviator in the world to lose his life in a powered heavier-than-air craft.

1920 – Two newly purchased Savoia flying boats crash in the Swiss Alps en route to Finland where they were to serve with the Finnish Air Force, killing both crews.

1929 – Steamer Kuru capsizes and sinks on Lake Näsijärvi near Tampere in Finland. One hundred thirty-six lives are lost.

1943 – A fire at the Gulf Hotel in Houston kills 55 people.

1977 – The 300-metre-tall CKVR-DT transmission tower in Barrie, Ontario, Canada, is hit by a light aircraft in a fog, causing it to collapse. All aboard the aircraft are killed.

1984 – An explosion on board a Maltese patrol boat disposing of illegal fireworks at sea off Gozo kills seven soldiers and policemen.

1999 – The 6.0 Mw  Athens earthquake affected the area with a maximum Mercalli intensity of IX (Violent), killing 143, injuring 800–1,600, and leaving 50,000 homeless.

2011 – The Lokomotiv Yaroslavl plane crash in Russia kills 43 people, including nearly the entire roster of the Lokomotiv Yaroslavl Kontinental Hockey League team.

2017 – The 8.2 Mw  2017 Chiapas earthquake strikes southern Mexico, killing at least 60 people.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 915 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 336 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1845 – Possible start of the Great Famine of Ireland.

1924 – Hanapepe massacre occurs on Kauai, Hawaii.

1940 – Treznea Massacre in Transylvania.

1954 – The 6.7 Mw  Chlef earthquake shakes northern Algeria with a maximum Mercalli intensity of XI (Extreme). At least 1,243 people were killed and 5,000 were injured.

1965 – Hurricane Betsy makes its second landfall near New Orleans, leaving 76 dead and $1.42 billion ($10–12 billion in 2005 dollars) in damages, becoming the first hurricane to cause over $1 billion in unadjusted damage.

1969 – Allegheny Airlines Flight 863 collides in mid-air with a Piper PA-28 Cherokee over Moral Township, Shelby County, Indiana, killing all 83 people on board both aircraft.

1971 – The four-day Attica Prison riot begins, eventually resulting in 39 dead, most killed by state troopers retaking the prison.

1990 – Batticaloa massacre: Massacre of 184 Tamil civilians by the Sri Lankan Army in Batticaloa District.

2001 – Ahmad Shah Massoud, leader of the Northern Alliance, is assassinated in Afghanistan by two al-Qaeda assassins who claimed to be Arab journalists wanting an interview.

2012 – A wave of attacks kills more than 100 people and injure 350 others across Iraq.

2016 – The government of North Korea conducts its fifth and reportedly biggest nuclear test. World leaders condemn the act, with South Korea calling it "maniacal recklessness".

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 917 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 338 days.

2024 – Typhoon Yagi leaves more than 200 people dead across six Asian countries.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1649 – Siege of Drogheda ends: Oliver Cromwell's Parliamentarian troops take the town and execute its garrison.

1857 – The Mountain Meadows massacre: Mormon settlers and Paiutes massacre 120 pioneers at Mountain Meadows, Utah.

1881 – In the Swiss state of Glarus, a rockslide buries parts of the village of Elm, destroying 83 buildings and killing 115 people.

1905 – The Ninth Avenue derailment occurs in New York City, killing 13.

1916 – The Quebec Bridge's central span collapses, killing 11 men. The bridge previously collapsed completely on August 29, 1907.

1944 – World War II: RAF bombing raid on Darmstadt and the following firestorm kill 11,500.

1954 – Hurricane Edna hits New England (United States) as a Category 2 hurricane, causing significant damage and 29 deaths.

1961 – Hurricane Carla strikes the Texas coast as a Category 4 hurricane, the second strongest storm ever to hit the state.

1968 – Air France Flight 1611 crashes off Nice, France, killing 89 passengers and six crew.

1973 – A coup in Chile, headed by General Augusto Pinochet, topples the democratically elected president Salvador Allende. Thousand including Allende are killed. Pinochet exercises dictatorial power until ousted in a referendum in 1988, staying in power until 1990.

1973 – JAT Airways Flight 769 crashes into the Maganik mountain range while on approach to Titograd Airport, killing 35 passengers and six crew.

1974 – Eastern Air Lines Flight 212 crashes in Charlotte, North Carolina, killing 69 passengers and two crew.

1982 – The international forces that were guaranteeing the safety of Palestinian refugees following Israel's 1982 Invasion of Lebanon leave Beirut. Five days later, several thousand refugees are massacred in the Sabra and Shatila refugee camps by Phalange forces.

1990 – A Faucett Boeing 727 disappears in the Atlantic Ocean while being flown from Malta to Peru.

1991 – Continental Express Flight 2574 crashes in Colorado County, Texas, near Eagle Lake, killing 11 passengers and three crew.

1992 – Hurricane Iniki, one of the most damaging hurricanes in United States history, devastates the Hawaiian Islands of Kauai and Oahu.

1997 – Kurkse tragedy: Fourteen Estonian soldiers of the Baltic Battalion are drowned or die of hypothermia during a training exercise in the Kurkse Strait.

2001 – The September 11 attacks, a series of coordinated terrorist attacks killing 2,996 people using four aircraft hijacked by 19 members of al-Qaeda. Two aircraft crash into the World Trade Center in New York City, a third crashes into The Pentagon in Arlington County, Virginia, and a fourth into a field near Shanksville, Pennsylvania.

2007 – Russia tests the largest conventional weapon ever, the Father of All Bombs.

2012 – A total of 315 people are killed in two garment factory fires in Pakistan.

2012 – The U.S. embassy in Benghazi, Libya is attacked, resulting in four deaths.

2015 – A crane collapses onto the Masjid al-Haram mosque in Saudi Arabia, killing 111 people and injuring 394 others.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 919 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 340 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1971 – State police and National Guardsmen storm New York's Attica Prison to quell a prison revolt, which claimed 43 lives.

1971 – Chairman Mao Zedong's second in command and successor Marshal Lin Biao flees China after the failure of an alleged coup. His plane crashes in Mongolia, killing all aboard.

1982 – Spantax Flight 995 crashes at Málaga Airport during a rejected takeoff, killing 50 of the 394 people on board.

1986 – A magnitude 6.0 earthquake strikes Kalamata, Greece with a maximum Modified Mercalli intensity of X (Extreme), killing at least 20 and causing heavy damage in the city.

1987 – Goiânia accident: A radioactive object is stolen from an abandoned hospital in Goiânia, Brazil, contaminating many people in the following weeks and causing some to die from radiation poisoning.

1988 – Hurricane Gilbert  is the strongest recorded hurricane in the Western Hemisphere, later replaced by Hurricane Wilma in 2005 (based on barometric pressure).

1997 – A German Air Force Tupolev Tu-154 and a United States Air Force Lockheed C-141 Starlifter collide in mid-air near Namibia, killing 33.

2008 – Delhi, India, is hit by a series of bomb blasts, resulting in 30 deaths and 130 injuries.

2008 – Hurricane Ike makes landfall on the Texas Gulf Coast of the United States, causing heavy damage to Galveston Island, Houston, and surrounding areas.

2018 – The Merrimack Valley gas explosions: One person is killed, 25 are injured, and 40 homes are destroyed when excessive natural gas pressure caused fires and explosions.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 921 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 342 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1947 – Typhoon Kathleen hit the Kantō region in Japan killing 1,077.

1963 – Baptist Church bombing: Four children killed in the bombing of an African-American church in Birmingham, Alabama, United States.

1974 – Air Vietnam Flight 706 is hijacked, then crashes while attempting to land with 75 on board.

1995 – Malaysia Airlines Flight 2133 crashes at Tawau Airport in Malaysia, killing 34.

2008 – Lehman Brothers files for Chapter 11 bankruptcy, the largest bankruptcy filing in U.S. history.

2011 – Four miners are killed in the Gleision Colliery mining accident in the Swansea Valley, Wales, UK.

2022 –  At least 100 people are killed in renewed fighting between Kyrgyzstan and Tajikistan.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 923 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 344 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1928 – The Okeechobee hurricane strikes southeastern Florida, killing more than 2,500 people.

1949 – The Canadian steamship SS Noronic  burns in Toronto Harbour with the loss of over 118 lives.

1961 – Northwest Orient Airlines Flight 706 crashes during takeoff from O'Hare International Airport in Chicago, Illinois, killing all 37 people on board.

1992 – An Iranian Kurdish leader and his two joiners are assassinated by political militants in Berlin.

2016 – Two bombs explode in Seaside Park, New Jersey, and Manhattan. Thirty-one people are injured in the Manhattan bombing.

2018 – A Russian reconnaissance aircraft carrying 15 people on board is brought down by a Syrian surface-to-air missile over the Mediterranean Sea.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 925 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 346 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1970 – Kostas Georgakis, a Greek student of geology, sets himself ablaze in Matteotti Square in Genoa, Italy, as a protest against the dictatorial regime of Georgios Papadopoulos.

1976 – Turkish Airlines Flight 452 hits the Taurus Mountains, outskirt of Karatepe, Turkey, killing all 154 passengers and crew.

1985 – A strong earthquake kills thousands and destroys about 400 buildings in Mexico City.

1989 – A bomb destroys UTA Flight 772 in mid-air above the Tùnùrù Desert, Niger, killing all 170 passengers and crew.

1997 – In the Guelb El-Kebir massacre in Algeria, 53 people are killed.

2006 – The Thai army stages a coup. The Constitution is revoked and martial law is declared.

2017 – The 2017 Puebla earthquake strikes Mexico, causing 370 deaths and over 6,000 injuries, as well as extensive damage.

2019 – A drone strike by the United States kills 30 civilian farmers in Afghanistan.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 927 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 348 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1921 – A storage silo in Oppau, Germany, explodes, killing 500–600 people.

1934 – A large typhoon hits western Honshū, Japan, killing more than 3,000 people.

1938 – The Great Hurricane of 1938 makes landfall on Long Island in New York. The death toll is estimated at 500–700 people.

1942 – The Holocaust in Ukraine: On the Jewish holiday of Yom Kippur, Nazis send over 1,000 Jews of Pidhaitsi to Bełżec extermination camp.

1942 – The Holocaust in Ukraine: In Dunaivtsi, Ukraine, Nazis murder 2,588 Jews.

1957 – Pamir, a four-masted barque, was shipwrecked and sank off the Azores during Hurricane Carrie.

1999 – The Chi-Chi earthquake occurs in central Taiwan, leaving about 2,400 people dead.

2001 – Ross Parker is murdered in Peterborough, England, by a gang of ten British Pakistani youths.

2013 – Al-Shabaab Islamic militants attack the Westgate shopping mall in Kenya, killing at least 67 people.

2018 – Killing of Zak Kostopoulos, LGBT rights activist beaten to death on a busy street in Athens.

2019 – A 5.6 Mw earthquake shakes the Albanian port of Durrës. Forty-nine people are injured in the capital, Tirana.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 929 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 350 days.

[Apocalyptic Calendar]                                              January-March   /   April-June /  October-December

1983 – Gulf Air Flight 771 is destroyed by a bomb, killing all 117 people on board.

2004 – Over 3,000 people die in Haiti after Hurricane Jeanne produces massive flooding and mudslides.

2008 – Matti Saari kills ten people at a school in Finland before committing suicide. 

2022 – Following the death of Mahsa Amini, at least 50 people are killed during protests in Iran.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 931 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 352 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1911 – An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.

1978 – PSA Flight 182, a Boeing 727, collides in mid-air with a Cessna 172 and crashes in San Diego, killing 144 people.

1998 – PauknAir Flight 4101, a British Aerospace 146, crashes near Melilla Airport in Melilla, Spain, killing 38 people.

2003 – The 8.3 Mw  Hokkaidō earthquake strikes just offshore Hokkaidō, Japan.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 933 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 354 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1854 – The paddle steamer SS Arctic, owned by the Collins Line of New York, sinks off the coast of Newfoundland, following a collision with a smaller vessel, the SS Vesta. Only 88 of over 300 people on board survive. About a dozen of the occupants of the Vesta are killed when their lifeboat is hit by the Arctic.

1875 – The merchant sailing ship Ellen Southard is wrecked in a storm at Liverpool. One of the lifeboats capsized in heavy seas after picking up the ship's crew, resulting in nine people from the ship as well as three rescuers losing their lives.

1903 – "Wreck of the Old 97": an American rail disaster, in which 11 people are killed; it later becomes the subject of a popular ballad.

1959 – Typhoon Vera kills nearly 5,000 people in Japan.

1977 – Japan Airlines Flight 715 crashes on approach to Sultan Abdul Aziz Shah Airport in Subang, Malaysia, killing 34 of the 79 people on board.

1993 – The Sukhumi massacre takes place in Abkhazia.

1996 – Confusion on a tanker ship results in the Julie N. oil spill in Portland, Maine.

2001 – In Switzerland, a gunman shoots 18 citizens, killing 14 and then himself.

2012 – In Minneapolis, a gunman shoots seven citizens, killing five and then himself.

2014 – The eruption of Mount Ontake in Japan occurs, killing 63 people.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 935 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 356 days.

[Apocalyptic Calendar]                                              January-March   /   April-June  /  October-December

1714 – The Great Hatred: The Cossacks of the Russian Empire kill about 800 people overnight in Hailuoto.

1717 – An earthquake strikes Antigua Guatemala, destroying much of the city's architecture.

1941 – World War II: German forces, with the aid of local Ukrainian collaborators, begin the two-day Babi Yar massacre.

1957 – The Kyshtym disaster is the third-worst nuclear accident ever recorded.

1959 – A Lockheed L-188 Electra crashes in Buffalo, Texas, killing 34 people.

1981 – An Iranian Air Force Lockheed C-130 Hercules military transport aircraft crashes into a firing range near Kahrizak, Iran, killing 80 people.

2006 – A Boeing 737 and an Embraer 600 collide in mid-air, killing 154 people and triggering a Brazilian aviation crisis.

2009 – The 8.1 Mw  Samoa earthquake results in a tsunami that kills 189 and injures hundreds.

2013 – Over 42 people are killed by members of Boko Haram at the College of Agriculture in Nigeria.

2022 –  Invasion of Ukraine: The war in the Ukraine is ongoing for 937 days.

2023 –  The war between Israel and Hamas in the Gaza is ongoing for 358 days.