1670
| Years: 1667 1668 1669 - 1670 - 1671 1672 1673 | |
| Decades: 1640s 1650s 1660s - 1670s - 1680s 1690s 1700s | |
| Centuries: 16th century - 17th century - 18th century 1670 in literature 1670 in science | |
Events
- January 21 – Highwayman Claude Duval is executed in Tyburn, Middlesex
- April - Pope Clement X is elected.
- May 2 - The Hudson's Bay Company is formed in England.
- May 26 - In Dover, Charles II of England and Louis XIV of France secretly sign a treaty ending hostilities between their kingdoms
- Phosphorus is discovered by Hennig Brand.
- Blaise Pascal's Pensées is posthumously published.
- England gains formal possession of Jamaica
- Les Invalides constructed by Louis XIV of France
- First French settlers in modern-day Senegal
- Rebellion of Cossacks in Ukraine crushed
- Henry Morgan captures Panama
Births
- January 24 - William Congreve, English playwright.
- May 12 - King Frederick Augustus I of Poland (+ 1733).
- August 21 - James FitzJames, 1st Duke of Berwick, illegitimate son of the Duke of York (the later James II of England) and later French military commander.
- December 7 - John Aislabie, Director of the South Sea Company.
Deaths
- February 19 - King Frederick III of Denmark
- March 10 - Johann Glauber, German-Dutch alchemist and chemist
- June 30 - Henrietta Anne Stuart, Princess of Scotland, England and Ireland, Duchess of Orléans.
af:1670 ast:1670 bg:1670 ca:1670 cs:1670 cy:1670 da:1670 de:1670 el:1670 es:1670 eo:1670 eu:1670 fr:1670 hr:1670 it:1670 hu:1670 nl:1670 no:1670 pl:1670 pt:1670 ro:1670 ru:1670 sl:1670 sr:1670 fi:1670 sv:1670 tr:1670 uk:1670 zh:1670年