April 14 » The first abolition society in North America is established. The Society for the Relief of Free Negroes Unlawfully Held in Bondage is organized in Philadelphia by Benjamin Franklin and Benjamin Rush.
April 20 » American Revolutionary War: The Siege of Boston begins, following the battles at Lexington and Concord.
June 11 » The American Revolutionary War's first naval engagement, the Battle of Machias, results in the capture of a small British naval vessel.
June 12 » American Revolution: British general Thomas Gage declares martial law in Massachusetts. The British offer a pardon to all colonists who lay down their arms. There would be only two exceptions to the amnesty: Samuel Adams and John Hancock, if captured, were to be hanged.
September 8 » The unsuccessful Rising of the Priests in Malta.
September 25 » American Revolution: Benedict Arnold's expedition to Quebec sets off.
Day of death September 23, 1780
The temperature on September 23, 1780 was about 14.0 °C. Wind direction mainly south east. Weather type: omtrent helder. Special wheather fenomena: noorderlicht. Source: KNMI
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".
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 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 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.
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/I3044.php : accessed December 26, 2025), "Voske Annes (1775-1780)".
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