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
Robert the Bruce eventually lifted Bruce's excommunication. In May 1328 King Edward III of England signed the Treaty of Edinburgh-Northampton, which recognised Scotland as an independent kingdom, and Bruce as its king. In 1325 Robert I exchanged lands at Cardross for those of Old Montrose in Angus with Sir David Graham. It was to be here that Robert would build the manor house that would serve as his favoured residence during the final years of his reign. The extant chamberlain's accounts for 1328 detail a manor house at Cardross with king's and queen's chambers and glazed windows, a chapel, kitchens, bake- and brew-houses,