7 May

History of the Doctor Who Universe

 * 1915 - The RMS Lusitania is torpedoed by a German U-boat. (BFA: The Sirens of Time)
 * 1997 - Alexander Christian escapes from his military captors and manages to contact Brigadier Lethbridge-Stewart. The United Kingdom submits to Martian rule and sets up a Provisional Government. (NA: The Dying Days)
 * 2157 - The Doctor and Roz Forrester appear on Mars, while Chris Cwej appears on Charon. (NA: GodEngine)

History of Doctor Who

 * 1908 - Valentine Dyall is born
 * 1908 - John Cox is born
 * 1964 - Craig Hinton is born
 * 1966 - "Don't Shoot the Pianist" First Broadcast (The Gunfighters Episode 2)
 * 1998 - Seymour Green dies
 * 2005 - The Long Game First Broadcast