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 Domhnall I, Earl of Mar and his wife Helen. Almost the first blow in the war between Scotland and England was a direct attack on the Bruces. On 26 March 1296, Easter Monday, seven Scottish earls made a surprise attack on the walled city of Carlisle, which was not so much an attack against England as the Comyn Earl of Buchan and their faction attacking their Bruce enemies. Both his father and grandfather were at one time Governors of the Castle, and following the loss of Annandale to Comyn in 1295, it was their principal residence. Robert Bruce would have