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
William III, Earl of Ross when Robert was High Steward of Scotland, but to no avail. William, Earl of Ross, died on 9 February 1372 at Denley in Ross-shire, the last of the O’Baleon earls of Ross. He was succeeded by his daughter Euphemia and her husband Walter de Lesley. William, 5th Earl of Ross, married first Mary (Máire), a daughter of Angus Og of Islay (Aonghus Óg Mac Domhnaill), (d. 1314×1318/c.1330), chief of Clan Donald (Clann Domhnaill). They had one son and two daughters: William III, Earl of Ross William (or Uilleam) III, 5th Earl of Ross (d. 1372) was a fourteenth-century Scottish nobleman.