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
Hugh Waterton of Eaton Tregoz near Ross-on-Wye in Herefordshire, which by an inquisition taken after his death was found to contain castle buildings and a deer park of 144 acres. By 1377 he was one of Gaunt's retainers, and in 1399 an executor of his will. From the late 1370s he was also associated with Gaunt's son, Henry Bolingbroke, the future Henry IV, becoming a Privy Councillor and by 1386 was Bolingbroke's chamberlain. On 10 July 1386 he was among those who gave evidence in the celebrated case between Richard le Scrope, 1st Baron Scrope of Bolton, and Sir Robert Grosvernor as