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
Gilbert Denys William Dennis in 1701, last of the male line. Following Gaunt's death in 1399, Denys joined the retinue of Edmund, Earl of Stafford(d.1403), and probably fought with the Earl in Henry IV's campaign against the Scots in 1400. In 1403 he was appointed by the King as constable of the late Earl of Stafford's Newport Castle, Monmouth, in charge of 80 archers and 40 lances, specifically to resist the rebellion of Glendower. Having been discouraged from attacking nearby Chepstow Castle, a far larger fortification, Glendower turned his force on Newport, which Denys's force was clearly unable to resist, for the