Disasters recorded on 11 September across the years, drawn from our archive of historical events.
The Derna dam collapses were the catastrophic failures of two dams in Derna, Libya, on the night of 10–11 September 2023, in the aftermath of Storm Daniel. The collapse of the Abu Mansour Dam and the Derna Dam released an estimated 30 milli…
The September 11 attacks, colloquially known as 9/11, were a coordinated series of suicide attacks perpetrated by the Islamic terrorist organization al-Qaeda against the United States in 2001. A total of 19 terrorists planned and subsequent…
The Abercarn colliery disaster was a catastrophic explosion within the Prince of Wales Colliery in the Welsh village of Abercarn (then in the county of Monmouthshire), on 11 September 1878, killing 268 men and boys (though an exact number o…
The rockslide of Elm (German: Der Bergsturz von Elm) was a mining disaster in Elm, Canton of Glarus, Switzerland which killed 115 people and destroyed 83 buildings on 11 September 1881. The catastrophe was partially caused by the mining of …
A crawler crane collapsed over the Masjid al-Haram in Mecca, Saudi Arabia, around 5:10 p.m. on 11 September 2015, killing 111 people and injuring 394 others. The city was preparing for the Hajj pilgrimage. The collapse has been cited as the…