Robert Bruce, Lord of Liddesdale Robert Bruce, Lord of Liddesdale Sir Robert Bruce, Lord of Liddesdale (died 11 August 1332) was an illegitimate son of King Robert the Bruce and an unknown mother. He was knighted and awarded the royal arms at the Battle of Bannockburn. His father made him Lord of Liddesdale after William II de Soules was found guilty of treason at the Black Parliament of 1320. It has been suggested that he may have been the father of Thomas Bruce, 1st Baron of Clackmannan, but there is no clear evidence for this. Faced with Edward Balliol's invasion of Scotland, he and Donnchadh
Battle of Dalrigh Macdonalds of Islay and the Campbells of Loch Awe, whom he defeated in battle sometime in the mid-1290s. The outbreak of the War of Independence in 1296 placed the MacDougalls on the side of the Scottish patriots. This changed in the most dramatic fashion in February 1306, when Robert Bruce killed John Comyn. Soon after Bruce seized the crown, and the Macdougalls and other families with Balliol and Comyn associations became allies of the English. In June 1306, Robert Bruce and his army were caught unprepared at the Battle of Methven, west of Perth, by Aymer de Valence, an English