Scottish clan support for the Stuarts when James was deposed by William of Orange in the Glorious Revolution. Clan support, their remoteness from authority and the ready mobilisation of the clan hosts made the Highlands the starting point for the Jacobite risings. In Scottish Jacobite ideology, the Highlander symbolised patriotic purity as against the corruption of the Union, and as early as 1689 some Lowlanders wore ""Highland habit"" in the Jacobite army. Many clan chiefs, such as those of the Clan Mackenzie and the Clan Macdonald of Sleat, did not take part in the Jacobite rising of 1745 because of the threat
Kenneth III of Scotland (Lulach mac Gille Coemgáin), would briefly succeed Macbeth as King of Scotland. The meic Uilleim, descendants of William fitz Duncan by his first marriage, were probably descended from Kenneth; and the Clann Mac Aoidh or Clan Mackay claim descent from Kenneth III through Lulach's daughter. The theory that Clan MacDuff were descendants of Kenneth III was based on their close connection to royalty. Andrew of Wyntoun reported that Malcolm III of Scotland (reigned 1058–1093) had granted to a "MacDuff, thane of Fife" the privilege of enthroning the kings of Scots at their inauguration. While John of Fordun has Malcolm III