The temperature on May 11, 1780 was about 12.0 °C. Wind direction mainly west-southwest. Weather type: omtrent helder. Special wheather fenomena: noorderlicht. 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.
April 16 » Franz Friedrich Wilhelm von Fürstenberg founds the University of Münster.
June 23 » American Revolution: Battle of Springfield fought in and around Springfield, New Jersey (including Short Hills, formerly of Springfield, now of Millburn Township).
August 16 » American Revolutionary War: Battle of Camden: The British defeat the Americans near Camden, South Carolina.
October 16 » American Revolutionary War: The British-led Royalton raid is the last Native American raid on New England.
November 5 » French-American forces under Colonel LaBalme are defeated by Miami Chief Little Turtle.
When copying data from this family tree, please include a reference to the origin: Jantine Kersbergen van Zurk, "Family tree Derks", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-derks/I294.php : accessed January 31, 2026), "Cornelis van Kersbergen (1740-????)".
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