January 7 » Galileo Galilei makes his first observation of the four Galilean moons: Ganymede, Callisto, Io and Europa, although he is not able to distinguish the last two until the following day.
May 14 » Henry IV of France is assassinated by Catholic zealot François Ravaillac, and Louis XIII ascends the throne.
June 5 » The masque Tethys' Festival is performed at Whitehall Palace to celebrate the investiture of Henry Frederick, Prince of Wales.
July 4 » The Battle of Klushino is fought between forces of the Polish–Lithuanian Commonwealth and Russia during the Polish–Muscovite War.
July 5 » John Guy sets sail from Bristol with 39 other colonists for Newfoundland.
August 9 » The First Anglo-Powhatan War begins in colonial Virginia.
January 10 » Archbishop William Laud is beheaded for treason at the Tower of London.
June 14 » English Civil War: Battle of Naseby: Twelve thousand Royalist forces are beaten by 15,000 Parliamentarian soldiers.
July 2 » Battle of Alford: Wars of the Three Kingdoms.
July 21 » 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.
August 13 » Sweden and Denmark sign Peace of Brömsebro.
September 24 » The Battle of Rowton Heath is a Parliamentarian victory over a Royalist army commanded in person by King Charles.
When copying data from this family tree, please include a reference to the origin: W.J. Oving, "Family tree Oving", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-oving/I9925.php : accessed January 27, 2026), "Jacob von KETTLER (1610-1682)".
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