Births on December 23

Thomas Smith, English scholar and diplomat (d. 1577)

Sir Thomas Smith (23 December 1513 – 12 August 1577) was an English scholar, parliamentarian and diplomat.

6 Jun

Battle of Novara (1513)
Italian Wars: Battle of Novara. Swiss troops defeat the French under Louis II de la Trémoille, forcing the French to abandon Milan. Duke Massimiliano Sforza is restored.
9 Sep

Battle of Flodden
James IV of Scotland is defeated and dies in the Battle of Flodden, ending Scotland's involvement in the War of the League of Cambrai.