April 16 » Franz Friedrich Wilhelm von Fürstenberg founds the University of Münster.
May 12 » American Revolutionary War: In the largest defeat of the Continental Army, Charleston, South Carolina is taken by British forces.
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 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.
October 16 » The Great Hurricane of 1780 finishes after its sixth day, killing between 20,000 and 24,000 residents of the Lesser Antilles.
Christening day June 20, 1784
The temperature on June 20, 1784 was about 17.0 °C. Wind direction mainly west-southwest. Weather type: omtrent helder. Source: KNMI
January 14 » American Revolutionary War: Ratification Day, United States - Congress ratifies the Treaty of Paris with Great Britain.
March 22 » The Emerald Buddha is moved with great ceremony to its current location in Wat Phra Kaew, Thailand.
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.
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: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I103472.php : accessed October 7, 2026), "Gerben Sakes (1780-????)".
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