Battle of Bannockburn celebrated instance of single combat. Bohun charged at Bruce and, when the two passed side by side, Bruce split Bohun's head with his axe. The Scots then rushed the English forces under Gloucester's and Hereford's command, who retreated, struggling back over the Bannockburn. The second English cavalry force was commanded by Robert Clifford and Henry de Beaumont. Their forces included Sir Thomas de Grey of Heaton, father of the chronicler Thomas Grey. The younger Grey described the battle: <section begin=Beaumont-vs-Grey /> <section end=Beaumont-vs-Grey /> During the night the English forces crossed the stream known as the Bannockburn, establishing their position
Robert the Bruce stated Bruce did not participate and in the following month decided to lay waste Annandale and burn Ayr Castle, to prevent it being garrisoned by the English. William Wallace resigned as Guardian of Scotland after his defeat at the Battle of Falkirk. He was succeeded by Robert Bruce and John Comyn as joint Guardians, but they could not see past their personal differences. As a nephew and supporter of King John, and as someone with a serious claim to the Scottish throne, Comyn was Bruce's enemy. In 1299, William Lamberton, Bishop of St. Andrews, was appointed as a third, neutral