11 September

11 September was a date.

Events
In 1772, the Marquis de Sade, still at large, was executed in effigy in Aix, France. (PROSE: Falls the Shadow)

In 1873, the Eighth Doctor and Mary Shelley arrived in Vienna and encountered two Cybermen, Bremm and Gramm. (AUDIO: The Silver Turk)

In 1966, the first cybernetic arms appeared in Mondasian shops. (PROSE: Time Traveller's Diary)

In 2001, a significant terrorist attack happened in New York City, during which the World Trade Center was destroyed. (AUDIO: The Longest Night, PROSE: The Gallifrey Chronicles, Touched by an Angel) The day would subsequently be known as 9/11. (PROSE: I Was a Monster!!!, The Danger Men)

In 2515, Edward Watkinson followed up Oleg Mikelz's expedition to KS-159. Captain Riva Gordenshi reported on the landing. (PROSE: Tears of the Oracle)

Births and deaths
In 1960, Ellie Ravenwood was born. (TV: The Rings of Akhaten)

Other
11 September 1752 was the ninth day purchased by Faction Paradox through the Gregorian Compact for their Eleven-Day Empire. (PROSE: Interference, The Book of the War)