Note (return) — Chapter VII
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Two years later he made war on Donald Ban MacWilliam, who claimed the Scottish Crown itself, as the third son of William FitzDuncan only son of Duncan II, who was himself the eldest son of Malcolm Canmore by Malcolm's first marriage, so productive of civil war in Scotland, with Ingibjorg, widow of Earl Thorfinn. Civil war ensued, and lasted for six or seven years, when, by good luck, Roland of Galloway fell in with a force of the rebels at an unknown spot called Mamgarvie near Inverness, and routed them, killing Donald Ban MacWilliam there on the 31st July 1187.36