6 May

History of the Doctor Who Universe

 * 1758 - Birth of Maxmillian Robespierre, whom the Doctor and companions will meet in 1794. (DW:The Reign of Terror)
 * 1997 - Bernice Summerfield first meets the Doctor in his eighth body. Events of "The Dying Days".

History of Doctor Who

 * 1967 - "The Faceless Ones," Episode 5, is first broadcast.
 * 1972 - "The Mutants," Episode 5, is first broadcast.
 * 2006 - The Girl in the Fireplace First Broadcast