Clan, King and Covenant: History of the Highland Clans from the Civil War to the GlencoemassacreClan, King and Covenant explores the turbulent history of the Highlands during the seventeenth century. The signing of the National Covenant in 1638 first challenged the powers of Charles I in Scotland, but it was only when Alisdair MacDonald joined Montrose in raising the Royalist clans that the country erupted into civil war. Central to the conflict was the ancient enmity between the MacDonalds and the Campbells, Earls of Argyll, as clan Donald