Event of Interest
Jan 24 Emperor Ferdinand II declares Albrecht von Wallenstein a traitor
- Feb 17 Puritan author William Prynne tried in Star Chamber for publishing "Histrio-masti", criticising the theatre
Execution
Feb 18 Ferdinand II orders commander Albrecht von Wallenstein's execution
- Feb 19 Battle of Smolensk: King Wladyslaw IV of Poland beats Russians [NS=Mar 1]
- Feb 25 Irish captain Walter Devereaux kills Duke Wallenstein
- Mar 1 Battle at Smolensk: Polish King Wladyslaw IV beats Russians
- Mar 3 1st tavern in Boston (Mass) opens (Samuel Cole)
- Mar 13 First meeting of what would become the Academie Francaise in Paris at the house of Valentin Conrart
- Mar 25 Under charter granted to Lord Baltimore and led by his brother Leonard Calvert first settlers found Catholic colony of Maryland
- Apr 6 Heeren XIX (the directors of the Dutch West India Company) ask "to secure Eylands Curacao"
- May 4 Johan van Walbeeck's fleet departs to West Indies
- May 31 The colony of Massachusetts Bay annexes Maine colony
- Jun 14 Russia and Poland sign Peace treaty of Polianov
- Jul 4 The city of Trois-Rivières is founded in New France, later to become the Canadian province of Quebec
- Jul 6 Johan van Walbeeck's ships bypass St-Anna Bay, Curaçao
- Jul 29 Dutch fleet under Johannes van Walbeeck lands on Curacao
- Aug 18 Urbain Grandier, accused and convicted of sorcery, is burned alive in Loudun, France.
- Aug 26 Battle at Nordlingen Bavarian: Holy Roman Emperor Ferdinand II and Spanish forces defeat a force of Swedish and German protestants
- Aug 27 Battle of Nordingen: Bernhard of Saxe-Weimar loses Duchy of Franconia
- Sep 5 -6] Battle at Nordlingen: King Ferdinand III & Spain beat Sweden & German protestants
- Sep 6 Battle at Nordlingen ends in Swedish/protestant German defeat
- Oct 11 Burchardi flood - "the second Grote Mandrenke" kills about 15,000 in North Friesland, Denmark and Germany
- Oct 19 Beach Island in North Sea destroyed by a heavy storm flood
- Oct 20 British King Charles I disbands new "Ship Money" tax
- Nov 11 Following pressure from Anglican bishop John Atherton, the Irish House of Commons passes "An Act for the Punishment for the Vice of Buggery".