March 28 » The Marathas under Baji Rao I attack and defeat the Mughals in the Battle of Delhi.
September 20 » The finish of the Walking Purchase which forces the cession of 1.2 million acres (4,860km²) of Lenape-Delaware tribal land to the Pennsylvania Colony.
November 4 » The Teatro di San Carlo, the oldest working opera house in Europe, is inaugurated in Naples, Italy.
December 24 » The Marathas defeat the combined forces of the Mughal Empire, Rajputs of Jaipur, Nizam of Hyderabad, Nawab of Awadh and Nawab of Bengal in the Battle of Bhopal.
Day of burial November 17, 1780
The temperature on November 17, 1780 was about 2.0 °C. Wind direction mainly south. Weather type: zeer betrokken. Source: KNMI
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.
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.
October 16 » American Revolutionary War: The British-led Royalton raid is the last Native American raid on New England.
When copying data from this family tree, please include a reference to the origin: Alle Elbers, "Sluzigers (e.a.)", database, Genealogy Online (https://www.genealogieonline.nl/sluzigers/I13615.php : accessed February 8, 2026), "Hendrikjen Klaas Kuijers (± 1715-1780)".
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