This US Army Branch was officially established on September 26, 1941.
- Air Defense Artillery
- Armored
- Army Air Corps
- Military Police
This US Army Branch was officially established on September 26, 1941.
Military Police. Various military policing organization had existed in the US Army since the Revolutionary War. Most of these were temporary and used personnel drawn from other units. The official establishment of the MP Corps professionalized and regularized military policing.