Tibbers Castle led to a succession crisis resulting in English rule of Scotland under Edward I. Robert the Bruce's family was one of the claimants and in 1306 he was crowned king, leading to war with England. The first phase of Bruce's campaign in 1306 was to capture the English-held castles of Ayr, Dalswinton, Inverkip and Tibbers. Control was given to John de Seton until the English recaptured the castle from the Scots, hanging the defenders, and a larger garrison, this time numbering 54, was installed. In 1313 the Scots regained control of the region. From there Tibbers Castle remained in Scottish
William de Lamberton make a move for Kingship they would not try to stop him. Bruce murdered the Red Comyn in the Greyfriars Church on 10 February 1306. Less than seven weeks later Bruce was crowned King of Scotland in Scone Abbey on 25 March 1306. Lamberton and Wishart jointly conducted the coronation. Bruce was crowned again a few days later by Isabella MacDuff. Lamberton and Wishart were arrested and put in irons for their roles in Bruce's coronation and transported to London where they were imprisoned. "Only their Orders saved them from hanging." Lamberton was later charged with treason against Edward. After