January 16 » American Revolutionary War: Battle of Cape St. Vincent.
May 13 » The Cumberland Compact is signed by leaders of the settlers in the Cumberland River area of what would become the U.S. state of Tennessee, providing for democratic government and a formal system of justice.
August 16 » American Revolutionary War: Battle of Camden: The British defeat the Americans near Camden, South Carolina.
August 22 » James Cook's ship HMSResolution returns to England (Cook having been killed on Hawaii during the voyage).
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: Hans Middendorp, "Family tree Simmers uit Zierikzee en Stavenisse in Zeeland ", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-simmers/I57777.php : accessed March 11, 2026), "Asser Elias Halmans (1780-1854)".
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