Roger Mortimer, 1st Earl of March on 22 May 1306, in a lavish ceremony in Westminster Abbey with two hundred and fifty-nine others, he was knighted by Edward and granted livery of his full inheritance. His adult life began in earnest in 1308, when he went to Ireland in person to enforce his authority. This brought him into conflict with the de Lacys, who turned for support to Edward Bruce, brother of Robert Bruce, King of Scots. Mortimer was appointed Lord Lieutenant of Ireland by Edward II on 23 November 1316. Shortly afterwards, at the head of a large army, he drove Bruce to Carrickfergus and
Outlaw King calls a council of the nobles, yet most refuse to break their oaths to Edward. Despite the lack of expected support, Bruce heads to Scone, where he is to be crowned. On the road, he encounters Douglas, who pledges his allegiance if Robert will help Douglas reclaim his birthright. In Scone, Bruce is crowned king of Scots. The ambitious de Valence decides to move against Bruce before the Prince arrives. Bruce wishes to avoid bloodshed and challenges de Valence to single combat. De Valence accepts but insists on delaying the duel a day, as it is Sunday. During the night,