(c.1643–1694), created Viscount Mountcashel 1689, third son of the 1st earl of Clancarty, Jacobite soldier. After serving in British and Irish regiments employed by France, he played a major part in Tyrconnell's Catholicization of the Irish army, and in early 1689 suppressed Protestant revolts in Munster. Captured following his defeat at Newtownbutler, he escaped and in April 1690 sailed to France as commander of the 5,000–6,000 Irish soldiers exchanged for French troops supplied to James II in Ireland. He later commanded this force, the nucleus of the Irish Brigade, in Italy, Spain, and the Rhineland.
From The Oxford Companion to Irish History in Oxford Reference.
Subjects: European History.