The temperature on February 29, 1780 was about 7.0 °C. Wind direction mainly northwest. Weather type: zeer betrokken. Special wheather fenomena: noorderlicht. Source: KNMI
April 16 » Franz Friedrich Wilhelm von Fürstenberg founds the University of Münster.
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.
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.
November 4 » The Rebellion of Túpac Amaru II against Spanish rule in the Viceroyalty of Peru begins.
November 5 » French-American forces under Colonel LaBalme are defeated by Miami Chief Little Turtle.
Christening day March 1, 1780
The temperature on March 1, 1780 was about 8.0 °C. Wind direction mainly west-northwest. Weather type: zeer betrokken. Source: KNMI
March 14 » American Revolutionary War: Spanish forces capture Fort Charlotte in Mobile, Alabama, the last British frontier post capable of threatening New Orleans.
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".
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 11 » American Revolutionary War: Sugarloaf Massacre: A small detachment of militia from Northampton County are attacked by Native Americans and Loyalists near Little Nescopeck Creek.
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.
Day of death September 16, 1784
The temperature on September 16, 1784 was about 10.0 °C. Wind direction mainly south. Weather type: omtrent helder. Source: KNMI
January 14 » American Revolutionary War: Ratification Day, United States - Congress ratifies the Treaty of Paris with Great Britain.
April 9 » The Treaty of Paris, ratified by the United States Congress on January 14, 1784, is ratified by King George III of the Kingdom of Great Britain, ending the American Revolutionary War. Copies of the ratified documents are exchanged on May 12, 1784.
June 4 » Élisabeth Thible becomes the first woman to fly in an untethered hot air balloon. Her flight covers four kilometres in 45 minutes, and reached 1,500 metres altitude (estimated).
August 17 » Classical composer Luigi Boccherini receives a pay rise of 12000 reals from his employer, the Infante Luis, Count of Chinchón.
August 23 » Western North Carolina (now eastern Tennessee) declares itself an independent state under the name of Franklin; it is not accepted into the United States, and only lasts for four years.
October 22 » Russia founds a colony on Kodiak Island, Alaska.
When copying data from this family tree, please include a reference to the origin: Johan Decloedt, "Family tree Decloedt", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-decloedt/I17775.php : accessed January 30, 2026), "Maria Anna Seraphina Antonia HAMERS (1780-1784)".
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