rejoined the 20th Fighter-Bomber Wing and served as director of operations and as deputy commander. Hill returned to the United States in July 1957 and was assigned as senior Air Force adviser for the 121st Tactical Fighter Wing, Ohio Air National Guard, at Lockbourne Air Force Base, Ohio. From August 1960 to August 1963, he was assigned to Headquarters U.S. Air Force in the Office of the Deputy Chief of Staff, Operations, in the Directorate of Manpower and Organization, as chief of Contract Services Branch, and later served as deputy chief of Organizational Requirements Division. He attended the Industrial College of the Armed Forces during 1963–64, and was awarded a Bachelor of Science degree in Business Administration from the University of Maryland in 1964. In August 1964, General Hill went to Clark Air Base, Republic of the Philippines, where he was deputy commander for operations of the 405th Fighter Wing; in September 1964, he became commander of the wing; and in January 1966, was reassigned on base to Headquarters Thirteenth Air Force as deputy chief of staff, plans and operations. Hill returned to the United States in July 1966 and commanded the 3615th Pilot Training Wing, Craig Air Force Base, Alabama. In July 1967, he was assigned as commander of the 40th Air Division at Wurtsmith Air Force Base, Michigan, and in June 1968, he assumed command of the 825th Strategic Aerospace Division at Little Rock Air Force Base, Arkansas. In January 1970, he became commander of the 42d Air Division, Blytheville Air Force Base, Arkansas. Hill was named deputy assistant to the Secretary of Defense (Atomic Energy) in July 1971. He remained in that post until June 1972 when he was transferred to the United Kingdom as commander of the Third Air Force. In November 1973, he returned to Headquarters U.S. Air Force to be assistant deputy chief of staff for plans and operations. In September 1974, Hill was assigned as commander in chief, Alaskan Command, with additional duty as commander, Alaskan North American Air Defense Region, with headquarters at Elmendorf Air Force Base, Alaska. He became commander of Alaskan Air Command after dissolution of ALCOM and assimilation of its responsibilities by AAC in July 1975. Hill was transferred during October 1976 to Barksdale Air Force Base, Louisiana, where, as commander of Eighth Air Force, he was responsible for all Strategic Air Command operations and bases in the eastern