Berkhamsted Castle was taken prisoner at the Battle of Poitiers. When the Black Prince fell ill following his campaigning in France, he retired to Berkhamsted and died there in 1376. Richard II inherited Berkamsted Castle in 1377; initially the use of it was given to his favourite, Robert de Vere and, after de Vere's fall from power and exile in 1388, to John Holland. Henry IV lived in the castle after he deposed Richard in 1400, and he used the property to detain rival applicants to the throne. During this period Geoffrey Chaucer, later famous for his "Canterbury Tales", oversaw renovation work
Margery Byset the daughter of a great northern lord", and retained a memory of his face. After she had come to reside with John in the Isles, the contemporary Scottish poet Andrew of Wyntoun tells of her recognition of a man whom she believed to be the deposed king travelling [dressed] as a poor man. Although Richard is widely believed to have starved to death in captivity in Pontefract Castle in early 1400, Margery vouched for the man, whomever he may have been, and the Scots believed her. He was naturally dismissed as an impostor by Henry IV, but had a kind