25 April

On 25 April 1936, the Fifth Doctor and Peri Brown attended the FA Cup Final in Wembley Stadium in London. It was between Arsenal and Sheffield United. (PROSE: The Church of Football)

In 1945, according to the documentary The Last Days of Hitler?, the Soviet Army took the main airport of Berlin and began to advance on the inner city. (PROSE: The Shadow in the Glass)

In 1953, the day marked the discovery of DNA by Rosalind Franklin, Maurice Wilkins, Francis Crick and James Watson. From then on, 25 April was commemorated as DNA Day. (PROSE: Time Traveller's Diary)

In 1979, Sally Lamont was born. (TV: Adrift)

In 2040, Imogen Quaye was visited by the Fifth Doctor as she was about to commit suicide. She killed Donald Kelt when he threatened her. (PROSE: Artificial Intelligence)

In 2086, the Fourth Doctor, Harry Sullivan and Sarah Jane Smith travelled to Takhail, Russia. They defeated Gregor Arkady, who had turned the population of the town into zombies. Sarah was captured by the Threshold and was not returned to the Fourth Doctor's side for some time. (COMIC: Black Destiny, Ground Zero)