Clan Sweeney supporters of the powerful MacDougall Lords of Lorne who supported John Balliol as patriots, as long as John was king of Scotland. After the murder of John Comyn, the nephew of Balliol, by Bruce in 1306, the First War of Scottish Independence became at one and the same time a civil war. The Balliol and Comyn parties taking the side of the English in opposition to Bruce, crowned Robert I of Scotland on 25 March 1306. This was an era of constantly shifting alliances, and in 1301 John MacSween was in alliance with Aonghus Óg Mac Domhnaill, Lord of Islay
Simon Fraser (died 1306) Simon Fraser (died 1306) Sir Simon Fraser of Oliver and Neidpath was a Scottish knight who fought in the Wars of Scottish Independence, for which he was hanged, drawn, and quartered in 1306. Simon Fraser was the son of Simon Fraser (died 1291) and Maria. Simon was captured during the Battle of Dunbar on 27 April 1296 and was sent to a prison in England. He was forfeited of his lands. He was released to serve King Edward I of England's expedition in Flanders in 1297. Fraser was made a household knight - effectively, a member of the royal bodyguard