February 14 » The Mapuches launch coordinated attacks against the Spanish in Chile beginning the Mapuche uprising of 1655.
March 8 » John Casor becomes the first legally-recognized slave in England's North American colonies where a crime was not committed.
March 25 » Saturn's largest moon, Titan, is discovered by Christiaan Huygens.
April 23 » The Siege of Santo Domingo begins during the Anglo-Spanish War, and fails seven days later.
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: Weijerman, "Family tree Weijerman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weijerman/I5397.php : accessed January 16, 2026), "Gerrit Janszoon van Oosten (????-1655)".
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