March 17 » American Revolution: George Washington grants the Continental Army a holiday "as an act of solidarity with the Irish in their fight for independence".
May 29 » American Revolutionary War: At the Battle of Waxhaws, the British continue attacking after the Continentals lay down their arms, killing 113 and critically wounding all but 53 that remained.
June 23 » American Revolution: Battle of Springfield fought in and around Springfield, New Jersey (including Short Hills, formerly of Springfield, now of Millburn Township).
September 21 » American Revolutionary War: Benedict Arnold gives the British the plans to West Point.
October 7 » American Revolutionary War: American militia defeat royalist irregulars led by British major Patrick Ferguson in South Carolina.
October 10 » The Great Hurricane of 1780 kills 20,000–30,000 in the Caribbean.
When copying data from this family tree, please include a reference to the origin: Michael William Andersen, "Andersen Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/andersen-family-tree/P2188.php : accessed May 3, 2025), "Margrietje Albertse Polhemus (1712-1780)".
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