853 – A Byzantine fleet sacks and destroys undefended Damietta in Egypt.
1370 – Brussels massacre: Between six and twenty Jews are murdered and the rest of the Jewish community is banished from Brussels, Belgium, for allegedly desecrating consecrated Host.
1520 – The massacre at the festival of Tóxcatl takes place during the Fall of Tenochtitlan, resulting in turning the Aztecs against the Spanish.
1766 – A large earthquake causes heavy damage and loss of life in Istanbul and the Marmara region.
1915 – Three trains collide in the Quintinshill rail disaster near Gretna Green, Scotland, killing 227 people and injuring 246.
1927 – Near Xining, China, an 8.3 magnitude earthquake causes 200,000 deaths in one of the world's most destructive earthquakes.
1958 – The 1958 riots in Ceylon become a watershed in the race relations of various ethnic communities of Sri Lanka. The total deaths is estimated at 300, mostly Tamils.
1960 – The Great Chilean earthquake, measuring 9.5 on the moment magnitude scale, hits southern Chile, becoming the most powerful earthquake ever recorded.
1962 – Continental Airlines Flight 11 crashes in Unionville, Missouri after bombs explode on board, killing 45.
1967 – L'Innovation department store in Brussels, Belgium, burns down, resulting in 323 dead or missing and 150 injured, the most devastating fire in Belgian history.
1968 – The nuclear-powered submarine USS Scorpion sinks with 99 men aboard, 400 miles southwest of the Azores.
1987 – The Hashimpura massacre occurs in Meerut, India.
2000 – In Sri Lanka, over 150 Tamil rebels are killed over two days of fighting for control in Jaffna.
2010 – Air India Express Flight 812, a Boeing 737 crashes over a cliff upon landing at Mangalore, India, killing 158 of 166 people on board, becoming the deadliest crash involving a Boeing 737 until the crash of Lion Air Flight 610.
2011 – An EF5 tornado strikes Joplin, Missouri, killing 158 people and wreaking $2.8 billion in damages, the costliest and seventh-deadliest single tornado in U.S. history.
2014 – An explosion occurs in Ürümqi, capital of China's far-western Xinjiang region, resulting in at least 43 deaths and 91 injuries.
2017 – Twenty-two people are killed at an Ariana Grande concert in the 2017 Manchester Arena bombing.
2020 – Pakistan International Airlines Flight 8303 crashes in Model Colony near Jinnah International Airport in Karachi, Pakistan, killing 98 people.
2021 – Gansu ultramarathon disaster: Severe weather kills 21 runners in the 100 km (60-mile) ultramarathon in the Yellow River Stone Forest, Gansu province of China.
2022 – Invasion of Ukraine: The war in the Ukraine is ongoing.