January 20 » The Kingdom of Great Britain signed preliminary articles of peace with France, setting the stage to the official end of hostilities in the American Revolutionary War later that year.
February 7 » American Revolutionary War: French and Spanish forces lift the Great Siege of Gibraltar.
May 26 » A Great Jubilee Day held at North Stratford, Connecticut, celebrated the end of fighting in the American Revolution.
August 4 » Mount Asama erupts in Japan, killing about 1,400 people. The eruption causes a famine, which results in an additional 20,000 deaths.
August 18 » A huge fireball meteor is seen across Great Britain as it passes over the east coast.
December 23 » George Washington resigns as commander-in-chief of the Continental Army at the Maryland State House in Annapolis, Maryland.
When copying data from this family tree, please include a reference to the origin: Tjitze Koster, "Family tree Koster Twijslerheide e.o.", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koster/I5086.php : accessed February 4, 2026), "Hendrik Sybes Helder (????-< 1836)".
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