March 25 » Saturn's largest moon, Titan, is discovered by Christiaan Huygens.
May 19 » The Invasion of Jamaica begins during the Anglo-Spanish War.
July 31 » Russo-Polish War (1654–67): The Russian army enters the capital of the Grand Duchy of Lithuania, Vilnius, which it holds for six years.
August 23 » Battle of Sobota: The Swedish Empire led by Charles X Gustav defeats the Polish–Lithuanian Commonwealth.
September 8 » Warsaw falls without resistance to a small force under the command of Charles X Gustav of Sweden during The Deluge, making it the first time the city is captured by a foreign army.
December 27 » Second Northern War/the Deluge: Monks at the Jasna Góra Monastery in Częstochowa are successful in fending off a month-long siege.
When copying data from this family tree, please include a reference to the origin: Jos Soree, "Family tree Sorée", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-soree/I6655.php : accessed February 16, 2026), "Commertgen Cornelisd Baen (????-1655)".
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