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331st Bombardment Group
331st Bomb Group B-29s and ground crew, Northwest Field, Guam, 1945
Active
1942–1944; 1944–1946
Country
United States
Branch
United States Air Force
Role
Bombardment
Part of
Twentieth Air Force
Engagements
Pacific Ocean Theater of World War II
Insignia
331st Bombardment Group emblem approved 22 December 1942)[1]
Military unit
The 331st Bombardment Group is an inactive United States Air Force unit. It was last assigned to the 315th Bombardment Wing, being stationed at Northwest Field, Guam. It was inactivated on 15 April 1946.
During World War II, the unit was initially a B-17 Flying Fortress and B-24 Liberator operational training unit (OTU). Redesignated as a replacement training unit (RTU) in December 1943. Inactivated on 1 April 1944 when Second Air Force switched to B-29 Superfortress training. Late in the war the group was reactivated and trained as a Very Heavy (VH) B-29 Superfortress group The group served in the Pacific Ocean theater of World War II as part of Twentieth Air Force. The 331st Bomb Group's aircraft engaged in very heavy bombardment B-29 Superfortress operations against Japan.
^Maurer, Combat Units, pp. 211–212
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Global Information
United States
United States Air Force