Syon Abbey of Isleworth on the left, Middlesex, bank. Sheen had been a favourite residence of the last Plantagenet king Richard II (1377–1399) and his beloved wife Anne of Bohemia. When Anne died there of plague in 1394, Richard cursed the place where they had found great happiness and razed the palace to the ground. His throne was usurped by his cousin Henry Bolingbroke, Duke of Lancaster, who ruled as Henry IV (1399–1413), who was involved in the murder of Richard in 1400, and in that of Archbishop Richard le Scrope, and made a vow to expiate his guilt by founding 3
Conwy Castle 12 August 1399, after returning from Ireland, Richard made his way to the castle where he met Bolingbroke's emissary, Henry Percy, for negotiations. Percy swore in the chapel he would not harm the king. On 19 August, Richard surrendered to Percy at Flint Castle, promising to abdicate if his life were spared. The king was then taken to London and died later in captivity at Pontefract Castle. Henry Bolingbroke took the English throne to rule as Henry IV in 1400, but rebellion broke out in North Wales shortly afterwards under the leadership of Owain Glyndŵr. In March 1401, Rhys ap