The Military Airlift Command (MAC) is an inactive United States Air Force

United States Air Force

The United States Air Force is the aerial warfare service branch of the United States Armed Forces and one of the American uniformed services. Initially part of the United States Army, the USAF was formed as a separate branch of the military on September 18, 1947 under the National Security Act of...

 Major Command of the USAF

United States Air Force

The United States Air Force is the aerial warfare service branch of the United States Armed Forces and one of the American uniformed services. Initially part of the United States Army, the USAF was formed as a separate branch of the military on September 18, 1947 under the National Security Act of...

 which was headquartered at Scott Air Force Base

Scott Air Force Base

Scott Air Force Base is a base of the United States Air Force in St. Clair County, Illinois, near Belleville.-Overview:The base is named after Corporal Frank S. Scott, the first enlisted person to be killed in an aviation crash...

, Illinois

Illinois

Illinois is the fifth-most populous state of the United States of America, and is often noted for being a microcosm of the entire country. With Chicago in the northeast, small industrial cities and great agricultural productivity in central and northern Illinois, and natural resources like coal,...

. It was constituted on 1 January 1966 and active until the end of the Cold War, when the Air Force table of organization was revised. Inactivated on 1 June 1992, its personnel and equipment were reassigned to the new Air Mobility Command

Air Mobility Command

Air Mobility Command is a Major Command of the U.S. Air Force. AMC is headquartered at Scott AFB, Illinois, east of St. Louis....

.

See: Military Air Transport Service

Military Air Transport Service

The Military Air Transport Service is an inactive Department of Defense Unified Command. Activated on 1 June 1948, MATS was a consolidation of the United States Navy Naval Air Transport Service and the United States Air Force Air Transport Command into a single, joint, unified command...

 for history of organization prior to 1 January 1966

MAC was the USAF successor organization to the Department of Defense

United States Department of Defense

The United States Department of Defense is the U.S...

 Military Air Transport Service

Military Air Transport Service

The Military Air Transport Service is an inactive Department of Defense Unified Command. Activated on 1 June 1948, MATS was a consolidation of the United States Navy Naval Air Transport Service and the United States Air Force Air Transport Command into a single, joint, unified command...

 (MATS) which was disestablished on 8 January 1966.