Historian Patrick Boucheron revisits the most important dates in history through the prisms of memory and collective imagination.
33 AD: The Crucifixion of Jesus
24 September 622: The Hegira
323 BC: Death of Alexander the Great
1492: The New World
20 June 1789: The Tennis Court Oath
11 February 1990: Liberation of Nelson Mandela
24 August 79: Destruction of Pompeii
6 August, 1945: Hiroshima
1347: The Beginning of the Black Death
1431: The Fall of Angkor