He retired from regular army service as a lieutenant in 1875,[2] but was commissioned Captain in the Staffordshire Yeomanry in 1876 and commanded that regiment as Lieutenant-Colonel from 1891 to 1898, after which he became its honorary colonel.
[3] He was also Lieutenant-Colonel of the Sutherland Rifles, a volunteer regiment of his ducal county in Scotland, from 1882 to 1891.
Towards the end of his life, he sold properties in Great Britain, such as Trentham Hall and Stafford House,[citation needed] and began moving his wealth to Canada.
[7] The Duke was appointed a Knight Companion of the Order of the Garter (KG) in the 1902 Coronation Honours list published on 26 June 1902,[8] and was invested by Edward VII at Buckingham Palace on 8 August 1902.
They had four children: In 1900 the Duke of Sutherland owned about 1,358,000 acres (550,000 hectares) and the steam yacht Catania, which was chartered by some of the super-rich of that era.