Third Duke of York

Richard Plantagenet was born on 21 September 1411 to Richard of Conisburgh, the third Earl of Cambridge and his wife Anne Mortimer, who died giving birth to him. Richard’s mother was the great-granddaughter of Lionel Antwerp, the first Duke of Clarence, which gave Anne and her descendants a claim to the English throne that many believed was stronger to the reigning house of Lancaster, whose…