Granted it to Hamelin, Earl Warenne, and when his heirs failed, it merged in the duchy of Lancaster and so in the crown.
He kept in touch, however, with foreign politics, and having refused to join the ministry of George Canning in 1827, became a member of the cabinet of the duke of Wellington as 'chancellor of the duchy of Lancaster in January 1828.
To John of Gaunt, duke of Lancaster, and it remained part of the duchy of Lancaster until James I.
His father, John of Gaunt, had died in the interval, and the king, troubled with a rebellion in Ireland, and sorely in want of money, had seized the duchy of Lancaster as forfeited property.
In 1917 he was appointed officer in charge of the Canadian war records, and in 1918 entered the Government as Chancellor of the Duchy of Lancaster in succession to Lord Cawley and director of the Ministry of Information in succession to Sir Edward Carson, but resigned in Oct.