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
William III of England of Drenthe made William its Stadtholder. In the same year, Jacobites plotted to assassinate William III in an attempt to restore James to the English throne, but failed. In accordance with the Treaty of Rijswijk (20 September 1697), which ended the Nine Years' War, Louis recognised William III as King of England, and undertook to give no further assistance to James II. Thus deprived of French dynastic backing after 1697, Jacobites posed no further serious threats during William's reign. As his life drew towards its conclusion, William, like many other European rulers, felt concern over the question of succession to