- 1943 2 Oct The Danish resistance finishes smuggling up to 7,000 Jews to neutral Sweden, ahead of an SS round-up.
- 1944 2 Oct The German army crushes the Warsaw Uprising after 63 days, razing the city and murdering thousands.
- 1952 2 Oct Britain becomes the world's third nuclear power by testing a bomb off Trimouille Island near Australia.

