Robert de Clifford, 1st Baron de Clifford four children: Clifford was killed on 24 June 1314 fighting at the Battle of Bannockburn and was buried at Shap Abbey in Westmoreland. Robert de Clifford, 1st Baron de Clifford Robert de Clifford, 1st Baron de Clifford (1 April 1274 - 24 June 1314), of Appleby Castle, Westmorland, feudal baron of Appleby and feudal baron of Skipton in Yorkshire, was an English soldier who became 1st Lord Warden of the Marches, responsible for defending the English border with Scotland. He was born at Clifford Castle, Herefordshire, a son of Roger II de Clifford (d.1282) (a grandson of Walter II de
Battle of Dupplin Moor isolated in a hostile country he moved his forces south to the old Balliol patrimony in Galloway, the only part of Scotland that showed any kind of support for the new king. In December at Annan he was surprised by a party of Bruce loyalists and chased half-dressed across the English border. Any future attempt to recover his throne would have to be with the open support of the English king. Battle of Dupplin Moor The Battle of Dupplin Moor was fought between supporters of the infant David II, the son of Robert the Bruce, and rebels supporting the Balliol