at the end of october 1950, the air national guard converted to the wing-base (hobson plan) organization. as a result, the former army air forces wings which were allocated were inactivated by the national guard bureau returned to the control of the department of the air force on 31 october 1950. the personnel and equipment of the inactivated wings were transferred to new air national guard wings which were established, recognized and activated on 1 november 1950.