Treaty of Edinburgh–Northampton and cousin, and was crowned in 1306. He decisively defeated the English, under Edward II, at Bannockburn in 1314. Peace talks were held between 1321 and 1324. Little progress was made, as the English refused to recognise Robert the Bruce as King of Scots, although a truce was agreed in 1323, to last thirteen years. Edward II claimed he adhered to this truce, but he allowed English privateers to attack Flemish vessels trading with Scotland. For example, privateers seized the Flemish vessel "Pelarym", worth £2,000, and massacred all the Scots on board. Robert the Bruce demanded justice, but in vain,
Christopher Seton letter of excommunication was issued naming the Earl of Carrick and three other knights, Sir Alexander Lindsay, Sir Christopher and his brother John Seton as John Comyn's murderers. Seton was also present at the coronation of his brother in-law King Robert I, King of Scots, at Scone on 25–26 March 1306. Some accounts have him present at the Battle of Methven on 19 June 1306 but Duncan places him at Loch Doon Castle, an important castle for the Earls of Carrick and one of three that Robert tried to hang on to, but Loch Doon fell about 14 August. Loch