331st Air Expeditionary Group
| 331st Air Expeditionary Group | |
|---|---|
331st Group B-29s and ground crew, Northwest Field, Guam, 1945 | |
| Active | 1942–1944; 1944–1946; 2008 |
| Country | United States |
| Branch | United States Air Force |
| Role | Command of expeditionary forces |
| Part of | Air Combat Command |
| Engagements | Pacific Ocean Theater of World War II |
| Insignia | |
| 331st Bombardment Group emblem | |
The 331st Air Expeditionary Group is a provisional United States Air Force unit. It is assigned to Air Combat Command, (ACC) to activate or inactivate as needed. It was last active in 2008.
During World War II, the unit activated as the 331st Bombardment Group. It was initially a Boeing B-17 Flying Fortress and Consolidated B-24 Liberator Operational Training Unit (OTU). It became a Replacement Training Unit (RTU) in December 1943. It was inactivated on 1 April 1944 in a general reorganization of Army Air Forces training units. Late in the war the group was reactivated and trained as a Boeing B-29 Superfortress group The group served in the Pacific Ocean theater of World War II as part of Twentieth Air Force. The group's aircraft engaged in very heavy bombardment operations against Japan.
The group was converted to provisional status in 2008 and assigned to ACC to use as needed.