Battle of Bannockburn for the night. Sir Alexander Seton, a Scottish noble serving in Edward's army, defected to the Scottish side and informed them of the English camp's position and low morale. Robert Bruce decided to launch a full-scale attack on the English forces and to use his schiltrons again as offensive units, a strategy his predecessor William Wallace had not done. The English army was defeated in a pitched battle which resulted in the death of several prominent commanders, including the Earl of Gloucester and Sir Robert Clifford, and capture of many others. The victory against the English at Bannockburn is the
Robert the Bruce from English rule (having received a reply to offers of assistance from Donal O'Neil, king of Tyrone), and to open a second front in the continuing wars with England. Bruce was even crowned as High King of Ireland in 1316. Robert later went there with another army to assist his brother. In conjunction with the invasion, Bruce popularised an ideological vision of a "Pan-Gaelic Greater Scotia" with his lineage ruling over both Ireland and Scotland. This propaganda campaign was aided by two factors. The first was his marriage alliance from 1302 with the de Burgh family of the Earldom of