Battle of Bryn Glas

Owain Glyndŵr's war of independence occurred against a background of instability in the English monarchy. King Richard II of England had become alienated from many of the nobles, and had been overthrown by Henry Bolingbroke, the Duke of Lancaster, who became Henry IV of England. In Wales and the Welsh Marches, there were still many supporters of the deposed Richard, who died in captivity in 1400. In that year, Reginald Grey, 3rd Baron Grey de Ruthyn, a supporter of the new King Henry, had unlawfully seized some of Glyndŵr's lands and falsely caused charges of treason to be brought against him. In response, Glyndŵr declared himself the true Prince of Wales, and began a rebellion. After…