When was the operational conversion unit of the aerial warfare branch of the Australian Defence Force formed?
No. 1 Operational Training Unit RAAF:  Formed in December 1941 at Nhill, Victoria, it relocated to Bairnsdale in mid-1942, and then to East Sale the following year. Royal Australian Air Force: The Royal Australian Air Force (RAAF), formed March 1921, is the aerial warfare branch of the Australian Defence Force.
i don't know