 He then flew Spitfires over Britain and Europe, in 1941 was commissioned, and in August 1942 was sent to Darwin, Australia, where he saw action against the Japanese.He was later a flying instructor in Wirraway aircraft and was demobilized from the RAF with the rank of flight lieutenant on 10 August 1946 in Sydney.Tuckson was appointed assistant director of the Art Gallery of New South Wales in October 1950, and deputy director in 1957.