Issue of Edward III of England the Yorks left Richard III as king, supported and then betrayed by his cousin Buckingham, the descendant of Thomas of Woodstock. Finally, the Yorks were dislodged by the remaining Lancastrian candidate, Henry VII of the House of Tudor, another descendant of John of Gaunt, who married the eldest daughter of Yorkist King Edward IV. Edward, the Black Prince (15 June 1330 – 8 June 1376), Duke of Cornwall, Prince of Wales. The eldest son of Edward III who predeceased his father and never became king. Edward's only surviving child was Richard II who ascended to the throne but produced no
Edward the Black Prince Margaret, daughter of Philip III of France, and widow of Thomas lord Holland, and in right of his wife earl of Kent, then in her thirty-third year, and the mother of three children. As the prince and the countess were related in the third degree, and also by the spiritual tie of sponsorship, the prince being godfather to Joan's elder son Thomas, a dispensation was obtained for their marriage from Pope Innocent VI, though they appear to have been contracted before it was applied for. The marriage was performed at Windsor, in the presence of King Edward III, by Simon