 The Howze Board recommended the extensive use of helicopters to transport infantry troops, artillery, and supplies, as well as to provide local aerial fire support.These recommendations were tested by the 11th Air Assault Division (Test) from 1963 to 1965.In 1965, the 1st Cavalry Division (Airmobile) was organized and sent to Vietnam, where it repeatedly demonstrated the validity of the airmobile concept in actual combat.