Peter Isaacson served in a branch of the military in World War II that was originally formed in what year?
Peter Isaacson:  During World War II, he served in the Royal Australian Air Force (RAAF) as a pilot with RAF Bomber Command and was awarded the Distinguished Flying Cross, the Air Force Cross and the Distinguished Flying Medal. Royal Australian Air Force: The Royal Australian Air Force (RAAF), formed March 1921, is the aerial warfare branch of the Australian Defence Force.
1921