February 2 » Wars of the Roses: The Battle of Mortimer's Cross is fought in Herefordshire, England.
March 4 » Wars of the Roses in England: Lancastrian King Henry VI is deposed by his House of York cousin, who then becomes King Edward IV.
March 29 » Battle of Towton: Edward of York defeats Queen Margaret to become King Edward IV of England, bringing a temporary stop to the Wars of the Roses.
June 28 » Edward, Earl of March, is crowned King Edward IV of England.
August 7 » The Ming dynasty Chinese military general Cao Qin stages a coup against the Tianshun Emperor.
August 15 » The Empire of Trebizond surrenders to the forces of Sultan Mehmed II. This is regarded by some historians as the real end of the Byzantine Empire. Emperor David is exiled and later murdered.
When copying data from this family tree, please include a reference to the origin: Donna Bates, "Walker Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/walker-family-tree/P2045.php : accessed May 12, 2025), "Sir Knight John Heron (± 1417-1461)".
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