Philip Mowbray John Barbour's "The Brus": He subsequently was made Governor of Stirling Castle which was held by English forces. It came under prolonged siege from Edward Bruce, the King's younger brother, and in 1314 they made a deal that the castle would return to Scottish control unless received by English forces before 24 June. When the English army arrived Mowbray advised Edward II of England against taking Bruce on, but Edward insisted leading to the Battle of Bannockburn. Mowbray subsequently changed to supporting Bruce, and was killed alongside Edward Bruce at the Battle of Faughart in 1318. His brother was Roger
Richard Óg de Burgh, 2nd Earl of Ulster of King Robert the Bruce of Scotland. However, this did not stop him leading his forces from Ireland to support England's King Edward I in his Scottish campaigns and when the forces of Edward Bruce invaded Ulster in 1315, the Earl led a force against him, but was beaten at Connor in Antrim. The invasion of Bruce and the uprising of Felim Ó Conchúir in Connacht left him virtually without authority in his lands, but Ó Conchúir was killed in 1316 at the Second Battle of Athenry, and he was able to recover Ulster after the defeat of Bruce at