1690
| Years: 1687 1688 1689 – 1690 – 1691 1692 1693 | |
| Decades: 1660s 1670s 1680s – 1690s – 1700s 1710s 1720s | |
| Centuries: 16th century – 17th century – 18th century 1690 in topic: | |
Events
- Giovanni Domenico Cassini observes differential rotation within Jupiter's atmosphere.
- January 6 – Joseph, son of Emperor Leopold I becomes King of the Romans
- January 14 – The clarinet is invented in Nuremberg, Germany
- May 20 – England passes Act of Grace, forgiving followers of James II
- July 1 – The Battle of the Boyne, in Ireland
- Earliest recorded sighting of the planet Uranus, by John Flamsteed, who mistakenly catalogued it as the star 34 Tauri
- October 6-12--Massachusetts Puritans led by Sir William Phips besiege the city of Quebec. The siege ends in failure.
Births
- February 1 – Francesco Maria Veracini, Italian composer (d. 1768)
- March 18 – Christian Goldbach Prussian mathematician (d. 1764)
- November 29 – Christian Augustus of Anhalt-Zerbst, father of Catherine II of Russia (d. 1747)
Deaths
- July 1 – George Walker, Irish national hero (b. 1645)
Categories: 1690