- 1415 Battle of Agincourt: Henry V's forces defeat larger French army and the longbow defeats the armoured knight
- 1854 Charge of Light Brigade (Battle of Balaclava, Crimean War), 409 die
- 1946 1st trial against nazi war criminals (Nuremberg)
- 1962 US Ambassador to the UN Adlai Stevenson demands USSR UN rep Zorin answer regarding Cuban missile bases saying "I am prepared to wait for my answer until hell freezes over"
- 1984 Hepatitis virus is discovered
Dutch East India Company ship "The Eendracht" discovers Dirk-Hartogeiland, Australia
On October 25, 1616