Bomb Group -

: Letters or symbols painted on aircraft tails identified the group and its division. For instance, a "Square J" identified the 390th Bomb Group.

A was a primary tactical and administrative unit of the U.S. Army Air Forces (USAAF) during World War II, typically consisting of three to four flying squadrons and approximately 50 to 70 aircraft . These groups were organized into larger Wings and Air Divisions to execute strategic bombing campaigns across various theaters of war. Organizational Structure bomb group

: Beyond aircrews (pilots, navigators, bombardiers, gunners), a group required extensive ground support, including armorers, mechanics, and administrative staff. Operational Identification : Letters or symbols painted on aircraft tails

: Many units developed famous nicknames, such as the "Bloody Hundredth" (100th BG) or the "Jolly Rogers" (90th BG). Key Resources & Research Tools Army Air Forces (USAAF) during World War II,

: Bomb groups operated under a Wing (tactical control), which reported to an Air Division (strategic planning), which in turn reported to a numbered Air Force (e.g., the Mighty Eighth Air Force in Europe).

: A group was usually made up of four squadrons. For example, the 397th Bomb Group included the 596th, 597th, 598th, and 599th squadrons.