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
Glyndŵr Rising Richard died in Pontefract Castle, shortly after the failed Epiphany Rising of English nobles in January 1400, but his death was not generally known for some time. In Wales, people like Owain Glyndŵr were asked for the first time in their life to decide their loyalties. The Welsh had generally supported King Richard, who had succeeded his father, Edward, the Black Prince, as Prince of Wales. With Richard removed, the opportunities for advancement for Welsh people became more limited. Many Welsh people seem to have been uncertain where this left them and their future. For some time, supporters of the