William the Conqueror to go on pilgrimage to Jerusalem. Although some of his supporters tried to dissuade him from undertaking the journey, Robert convened a council in January 1035 and had the assembled Norman magnates swear fealty to William as his heir before leaving for Jerusalem. He died in early July at Nicea, on his way back to Normandy. William faced several challenges on becoming duke, including his illegitimate birth and his youth: the evidence indicates that he was either seven or eight years old at the time. He enjoyed the support of his great-uncle, Archbishop Robert, as well as the king of
George William, Elector of Brandenburg and signed the Peace of Prague with Emperor Ferdinand II on 30 May 1635. Leaving Schwarzenberg in charge of the government, George William withdrew in 1637 to the relatively safe region of Ducal Prussia, where he lived in retirement until his death at Königsberg in Prussia in 1640. [aged 45] George William, Elector of Brandenburg George William (; 13 November 1595 – 1 December 1640), of the Hohenzollern dynasty, was margrave and elector of Brandenburg and duke of Prussia from 1619 until his death. His reign was marked by ineffective governance during the Thirty Years' War. He was the father