Edward of Norwich, 2nd Duke of York by a French chronicler to have betrayed to the king a conspiracy at the end of 1399 by a group of Richard II's former favourites who planned to murder Henry IV and his sons at a jousting tournament at Windsor Castle on 6 January 1400. But according to James Tait, contemporary English sources that describe the conspiracy make no mention of Edward, and his role in it is open to question. In October 1400, the king made Edward Keeper of North Wales, and on 5 July 1401, his lieutenant in Aquitaine. On 1 August 1402, Edward's father died, and he
John of Gaunt of political strife. He mediated between the king and a group of rebellious nobles, which included Gaunt's own son and heir, Henry Bolingbroke. Following Gaunt's death in 1399, his estates and titles were declared forfeit to the crown, and his son, now disinherited, was branded a traitor and exiled. Henry Bolingbroke returned from exile shortly after to reclaim his inheritance, and deposed Richard. He reigned as King Henry IV of England (1399–1413), the first of the descendants of John of Gaunt to hold the English throne. The House of Lancaster would rule England from 1399 until the time of the