 Alexander Leask of that Ilk, the thirteenth chief was forced to give up his estates which were taken over by Robert Cumming.Little is known of the Clan Leask between the disaster of the late seventeenth century until 1963, when a descendant managed to buy back a portion of the family lands and established the Leask Society, with the support of other prominent Leasks.This includes Lieutenant General Sir Henry Leask, who was a governor of Edinburgh Castle and General Officer commanding the Army in Scotland.