During the Revolutionary War and Napoleonic Wars John Cameron of Fassiefern fought with distinction in widespread theatres from 1793 onwards, before being killed at the head of the 92nd Regiment at Quatre Bras, two days before Waterloo. Donald Cameron the XXIII Chief fought with distinction at the Battle of Waterloo with the Grenadier Guards. He retired in 1832. Later that same year he married Lady Vere, daughter of Hon George Vere Hobart and sister of the 6th Earl of Buckinghamshire. Lady Vere Hobart was descended from the Camerons of Glenderrary.