Henry V of England take a wider share in politics. From January 1410, helped by his uncles Henry Beaufort and Thomas Beaufort, legitimised sons of John of Gaunt, he had practical control of the government. Both in foreign and domestic policy he differed from the king, who discharged the prince from the council in November 1411. The quarrel of father and son was political only, though it is probable that the Beauforts had discussed the abdication of Henry IV. Their opponents certainly endeavoured to defame the prince. It may be that the tradition of Henry's riotous youth, immortalised by Shakespeare, is partly due to
Henry IV, Burgrave of Plauen who tried to regain the Lordship of Gera. On 22 January 1542, King Ferdinand appointed Henry IV to High Chancellor of the Crown of Bohemia, King's Counsel and Treasurer. Henry was instrumental in the Treaty of Prague that was sealed on 14 November 1546 between King Ferdinand of Bohemia and the Albertine Duke Maurice of Saxony, implementing the imperial ban against the Ernestine electors of Saxony. As High Chancellor of Bohemia, Henry participated on the side of Ferdinand and his brother, Emperor Charles V in the Battle of Mühlberg on 24 April 1547 and in the Capitulation of Wittenberg on