Kintail for mutual defence against all enemies, reserving only their allegiance to the youthful Mary, Queen of Scots. At the Battle of Langside in 1568 the Mackenzies fought on the side of Mary, Queen of Scots, against the forces of her half-brother James Stewart, Earl of Moray. Their chief, Kenneth Mackenzie, 10th of Kintail died soon afterwards. In 1570, a feud broke out with the Munros over the Castle Chanonry of Ross. Andrew Munro of Milntown defended it for 3 years against the Clan Mackenzie, at the expense of many lives on both sides. The feud was settled when the castle was handed over to the Mackenzies by an "Act of Pacification". In 1597, the Battle of Logiebride took place between the Mackenzies and MacLeods of Rassay against the Munros and the Bain family of Tulloch Castle. 17th century and Civil War By the beginning of the 17th century the territory of the Mackenzies extended from the Black Isle in the east to the Outer Hebrides in the west. They took over the Isle of Lewis from its former Clan MacLeod of Lewis rulers and also Loch Alsh from the MacDonells. The Battle of Morar in 1602 was fought between the Clan Mackenzie and Clan MacDonell of Glengarry. In 1623, the clan chief Colin Mackenzie was made Earl of Seaforth, a title in the peerage of Scotland, taking his title from a sea loch on the Isle of Lewis. In 1645, Lord Seaforth, fighting as a Covenanter, led a force against the royalist James Graham, 1st Marquess of Montrose, at the Battle of Auldearn where the Covenanters were defeated. Montrose followed up his success by destroying many houses that belonged to people who had opposed the royalist cause, including that of Thomas Mackenzie of Pluscarden. Later in 1649, Thomas Mackenzie of Pluscarden adopted the royalist cause and led his own uprising in the Siege of Inverness (1649). In 1672, the Mackenzies were granted a commission of "fire and sword" against the MacLeods of Assynt who were a branch of the Clan MacLeod of Lewis and were seated at Ardvreck Castle, which was attacked and captured by the Mackenzies, who took control of the lands of Assynt. In 1688, Kenneth Mackenzie of Suddie was killed leading a Government-backed Independent Highland Company in support of Mackintosh of Mackintosh against the Clan MacDonald of Keppoch who were supported by the Clan Cameron at