He then returned to England to instruct at the Central Flying School, Upavon, in 1917.
[2] When Major Joseph Callaghan was killed in action on 2 July 1918,[3] Darwin succeeded to command.
They had a son and two daughters: Post war, he remained in the Royal Air Force at the Central Flying School and at RAF Cranwell until his retirement in 1928.
(FRANCE) This officer has proved himself, an exceptionally skilful and gallant patrol leader, conspicuous for utter fearlessness and disregard of danger.
On a recent occasion, in company with one other machine, he attacked a formation of fourteen Fokker biplanes, one of which was shot down and crashed.