In the spring of 1941, Alison served as Military attaché in helping transition British, and later Russian, pilots to the P-40.
Became a 14th Air Force/23rd Fighter Group “Flying Tiger” squadron commander in China.
Was selected by General Arnold to co-command with Phil Cochran the newly formed 1st Air Commando Force established to help General Wingate in Burma.
Helped lead OPERATION THURSDAY (March 5, 1944) which was the first nighttime, air invasion. It was also the first time rockets and helicopters were used in a combat operation.
Was an executive with Northrop Corporation until his retirement in 1979.