1645

Centuries: 16th century - 17th century - 18th century

Decades: 1590s 1600s 1610s 1620s 1630s - 1640s - 1650s 1660s 1670s 1680s 1690s

Years: 1640 1641 1642 1643 1644 - 1645 - 1646 1647 1648 1649 1650

• July 2: Fight at Alford, Aberdeenshire
• Siege of Ragban Castle during the Civil War, see Abergavenny
• The Long Parliament outlaws the 1559 version of the Book of Common Prayer
• Beginning of the Maunder Minimum, a time period when sunspots became exceedingly rare
• Founding of the Stolberg-Wernigerode branch of the family of counts of Stolberg and Wernigerode in Germany

• English Civil War (1642-1649)

• Captain William Kidd, Scottish privateer and alleged pirate

• May 19 - Miyamoto Musashi, Japanese swordsman
• July 22 - Gaspar de Guzman, Count of Olivares, Duke of San Lucar