Deaths on August 31

Francesco Bracciolini, Italian poet (b. 1566)

Francesco Bracciolini (26 November 1566 – 31 August 1645) was an Italian poet.

14 Jun

Battle of Naseby
English Civil War: Battle of Naseby: Twelve thousand Royalist forces are beaten by 15,000 Parliamentarian soldiers.
10 Jul

Battle of Langport
English Civil War: The Battle of Langport takes place.
21 Jul

Queue (hairstyle)
Qing dynasty regent Dorgon issues an edict ordering all Han Chinese men to shave their forehead and braid the rest of their hair into a queue identical to those of the Manchus.
3 Aug

Battle of Nördlingen (1645)
Thirty Years' War: The Second Battle of Nördlingen sees French forces defeating those of the Holy Roman Empire.
8 Oct

Hôtel-Dieu de Montréal
Jeanne Mance opened the Hôtel-Dieu de Montréal, the first lay hospital in North America.