1937

1937 saw the Eighth Doctor, Anji Kapoor and Fitz Kreiner visit Spain in the midst of the Spanish Civil War. Anji and the Doctor stayed in Barcelona and became involved with a group of anarchists. Fitz visited Guernica, Spain and witnessed the town's destruction at the hands of the Luftwaffe, the first real case of total war.

The Doctor identified the Absolute as the cause of disruptions in history and stopped him from causing any more problems. (PROSE: History 101)

Nancy gave birth to Jamie. Being an unwed teenaged mother, she pretended that Jamie was her little brother. (TV: The Doctor Dances)

Behind the Scenes
According to the invalid source Who is Doctor Who?, the Ninth Doctor attended George VI's coronation.