June 15 » In a decisive battle at Onon River, the Mongol forces of Oljei Temur were decimated by the Chinese armies of the Yongle Emperor.
July 15 » Polish–Lithuanian–Teutonic War: Battle of Grunwald: The allied forces of the Kingdom of Poland and the Grand Duchy of Lithuania defeat the army of the Teutonic Order.
October 9 » The first known mention of the Prague astronomical clock.
November 2 » The Peace of Bicêtre suspends hostilities in the Armagnac–Burgundian Civil War.
March 2 » The College of Arms is formally incorporated by Royal Charter signed by King Richard III of England.
March 26 » William Caxton prints his translation of Aesop's Fables.
July 6 » Portuguese sea captain Diogo Cão finds the mouth of the Congo River.
July 22 » Battle of Lochmaben Fair: A 500-man raiding party led by Alexander Stewart, Duke of Albany and James Douglas, 9th Earl of Douglas are defeated by Scots forces loyal to Albany's brother James III of Scotland; Douglas is captured.
August 29 » Pope Innocent VIII succeeds Pope Sixtus IV.
December 5 » Pope Innocent VIII issues the Summis desiderantes affectibus, a papal bull that deputizes Heinrich Kramer and Jacob Sprenger as inquisitors to root out alleged witchcraft in Germany.
When copying data from this family tree, please include a reference to the origin: Sherri Lynn Delgado, "Family tree Davidson and Gee", database, Genealogy Online (https://www.genealogieonline.nl/family-tree-davidson-and-gee/P4721.php : accessed June 8, 2024), "Isabel of York 'Countess of Essex' Plantagenet (1410-1484)".
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