Andrew Harclay, 1st Earl of Carlisle the Scots, under the command of Robert the Bruce, at the Battle of Old Byland in Yorkshire. The English commander, John of Brittany, Earl of Richmond, was taken prisoner, while the king himself barely escaped capture. It was the worst defeat the English had suffered in the wars since the Battle of Bannockburn in 1314. Harclay had received a summons to join the royal army, but had not been able to bring his troops south in time to come to the king's rescue. The event convinced him that the war against Scotland could not be won under the leadership of
Robert the Bruce Aberdeen and Buchan were destroyed and their inhabitants killed. Bruce ordered similar harryings in Argyle and Kintyre, in the territories of Clan MacDougall. With these acts, Bruce had successfully destroyed the power of the Comyns, which had controlled much of northern and southwestern Scotland for over 150 years. He then crossed to Argyll and defeated the MacDougalls (allies of the Comyns) at the Battle of Pass of Brander and took Dunstaffnage Castle, the last major stronghold of the Comyns. In March 1309, Bruce held his first parliament at St. Andrews and by August he controlled all of Scotland north of