21st Air Force

21st Air Force
Unit name	21st Air Force
Dates	1944–2010
Country	United States
Branch	United States
Type	Numbered Air Force
Role	Airlift
Command structure	Air Mobility Command
Garrison	McGuire AFB, New Jersey
Notable commanders	John Dale Ryan, William H. Tunner, Charles T. Robertson Jr.
Identification symbol label	21st Air Force emblem

21st Air Force. The 21st Air Force was a Numbered Air Force of the United States Air Force, primarily responsible for global airlift operations. It was a key component of Air Mobility Command, managing the Eastern Hemisphere air bridge from its headquarters at McGuire Air Force Base. The organization played a vital role in supporting Department of Defense objectives, NATO missions, and humanitarian efforts worldwide before its inactivation in 2010.

History

The unit was originally established as the **21st Transport Wing** in 1944 under the United States Army Air Forces, supporting operations in the China Burma India Theater. It was redesignated as the **21st Troop Carrier Wing** and participated in critical missions like the Hump airlift over the Himalayas. Following World War II, it was briefly inactivated before being reactivated in 1948 as the **21st Air Force** within the Military Air Transport Service. During the Cold War, it was instrumental during the Berlin Airlift, under the command of William H. Tunner, and later during the Vietnam War, managing the massive Operation Homecoming for returning POWs. The command was realigned under the newly formed Air Mobility Command in 1992, focusing on strategic airlift and aerial refueling during conflicts like the Gulf War and the War in Afghanistan. It was inactivated in 2010 as part of a restructuring that consolidated its functions into United States Air Forces in Europe – Air Forces Africa and Eighteenth Air Force.

Organization

As a Numbered Air Force, it served as the intermediate headquarters between Air Mobility Command and its subordinate wings and groups. Its structure typically included several air mobility wings and separate groups stationed across the United States and Europe. Key subordinate units over its history included the 436th Airlift Wing at Dover Air Force Base, the 437th Airlift Wing at Charleston Air Force Base, and the 305th Air Mobility Wing at McGuire Air Force Base. The command also controlled aerial port squadrons and expeditionary mobility task forces, enabling rapid global deployment. Its area of responsibility encompassed the Eastern Hemisphere, coordinating closely with United States Transportation Command and United States European Command.

Aircraft

Throughout its service, the command operated a diverse fleet of strategic and tactical airlifters. Primary aircraft included the Lockheed C-141 Starlifter, which formed the backbone of its long-range fleet for decades, and the massive Lockheed C-5 Galaxy. It also utilized the McDonnell Douglas C-17 Globemaster III following its introduction in the 1990s. For tactical missions and shorter-range operations, fleets included the Lockheed C-130 Hercules and earlier aircraft like the Douglas C-47 Skytrain and Curtiss C-46 Commando. The command's aircraft were routinely deployed from bases like Ramstein Air Base and Incirlik Air Base to support global operations.

Major operations

The organization was central to numerous historic airlift campaigns and contingency operations. Its predecessor units executed the perilous **Hump** airlift over the Himalayas to supply Chinese forces. During the Cold War, it was pivotal in the Berlin Airlift, famously known as **Operation Vittles**. In the 1970s, it managed **Operation Homecoming**, repatriating American prisoners from North Vietnam. It provided critical strategic airlift during the Gulf War in **Operation Desert Shield** and **Operation Desert Storm**, moving entire armored divisions. The command also supported humanitarian missions, including **Operation Provide Hope** in the former Soviet Union and disaster relief after the 2004 Indian Ocean earthquake and tsunami. It sustained continuous operations into the 21st century for **Operation Enduring Freedom** and **Operation Iraqi Freedom].

Commanders

Leadership included several notable Air Force generals who later attained senior command. Early commanders included William H. Tunner, famed for his expertise in airlift operations during the Berlin Airlift. Later commanders included John Dale Ryan, who would become Chief of Staff of the United States Air Force. Other significant commanders were Charles T. Robertson Jr., who later led United States Transportation Command, and Duncan J. McNabb, who also commanded Air Mobility Command and served as Vice Chief of Staff of the United States Air Force. The final commander was Mark A. Welsh III, who later served as the Chief of Staff of the United States Air Force.

Bases

Its headquarters was located at McGuire Air Force Base in New Jersey for most of its modern existence. However, it was originally established at Bowman Field in Kentucky. Other significant headquarters locations included Hickam Air Force Base in Hawaii and McGuire AFB again after 1992. The command's subordinate units were spread across a global network of bases, including Dover Air Force Base in Delaware, Charleston Air Force Base in South Carolina, and Travis Air Force Base in California. Forward operating locations often included Ramstein Air Base in Germany, Incirlik Air Base in Turkey, and Al Udeid Air Base in Qatar.

Category:Numbered Air Forces of the United States Air Force Category:Military units and formations established in 1944 Category:Military units and formations disestablished in 2010