Walter Devereux (died 1402) and landed in Wales on 24 July, Devereux was probably among the rebel forces that eventually captured the king at Flint Castle. Following Richard II's abdication, Bolingbroke was crowned Henry IV on 13 October 1399. Walter Devereux was appointed to a Commission of array in Herefordshire on 18 December 1399. On 6 January 1400 Henry IV did not show up for the Epiphany feast being forewarned of a plot, and the conspirators scattered only to be captured, killed, and attainted over the next 2 weeks. In mid-August 1400 Henry IV led an army into Scotland to suppress raiding, and Walter
English invasion of Scotland (1400) it, in person, to the sitting parliament in November 1399. A.L. Brown has suggested that this indicates the personal interest the King felt in the affair: that this was in fact his own personal plan, and 'that it meant a lot to him, and that it had met with criticism.' He pledged to fulfil this vow before god. At almost the same time, Henry had received a letter from the Scottish king in which Henry was referred to as duke of Lancaster rather than king of England; this, it has been suggested, fuelled his martial enthusiasm towards Scotland. Perhaps even