 Complete the following phrase:  Carter-Campbell entered the Royal Military College, Sandhurst and was commissioned on 23 October 1889 as a second lieutet into the Cameronians Scottish Rifles. In the next decade he was promoted to lieutet on 29 April 1892, and to captain on 2 November 1897. He served in the Second Boer War 18991902 as adjutant of the 2nd Battalion, which took part in the Ladysmith Relief Force, where he was present at the battles of 