Jean d'Écosse
Robert Bruce pleaded tanistry and proximity of blood in the succession dispute. He descended from the second daughter of David of Huntingdon, whereas John Balliol descended from the eldest, and thus had the lineal right. However, Robert was a second cousin of kings of Scotland and descended in 4th generation from King David I of Scotland, whereas John Balliol was a third cousin of kings and descended in 5th generation from King David I, the most recent common ancestor who had been Scottish king. The ensuing 'Great Cause' was concluded in 1292. It gave the Crown of Scotland to his family's great rival, John Balliol. The events took place as follows: