18 April

History of the Doctor Who Universe

 * 1906 - San Francisco was ravaged by an earthquake; Azathoth and her rakshassi army, were diverted to San Francisco by the Doctor and were consumed in the fire (NA: All-Consuming Fire).

History of Doctor Who

 * 1964 - "The Velvet Web" first broadcast (DW: The Keys of Marinus Episode 2).


 * 1970 - DW: The Ambassadors of Death Episode 5 first broadcast.


 * 1971 - David Tennant born.
 * 2010 - DW: Victory of the Daleks first broadcast.