January 26 » For the first time, the Ottoman Empire permanently cedes territory to the Christian powers.
February 16 » First Leopoldine Diploma is issued by the Holy Roman Emperor, recognizing the Greek Catholic clergy enjoyed the same privileges as Roman Catholic priests in the Principality of Transylvania.
March 30 » Guru Gobind Singh establishes the Khalsa in Anandpur Sahib, Punjab.
April 14 » Khalsa: The Sikh religion was formalised as the Khalsa - the brotherhood of Warrior-Saints - by Guru Gobind Singh in northern India, in accordance with the Nanakshahi calendar.
Day of death September 11, 1780
The temperature on September 11, 1780 was about 13.0 °C. Wind direction mainly east-southeast. Weather type: omtrent helder. 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".
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).
September 21 » American Revolutionary War: Benedict Arnold gives the British the plans to West Point.
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: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P20689.php : accessed April 30, 2025), "Prudence Chester (1699-1780)".
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