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
Battle of the Standard ambitions which defeat at the Standard thwarted, therefore, the battle had no long-term significance. Battle of the Standard The Battle of the Standard, sometimes called the Battle of Northallerton, took place on 22 August 1138 on Cowton Moor near Northallerton in Yorkshire. English forces under William of Aumale repelled a Scottish army led by King David I of Scotland. King Stephen of England, fighting rebel barons in the south, had sent a small force (largely mercenaries), but the English army was mainly local militia and baronial retinues from Yorkshire and the north Midlands. Archbishop Thurstan of York had exerted himself