Oberkommando der Luftwaffe
The Oberkommando der Luftwaffe (lit. 'Upper Command of the Air Force'; abbreviated OKL) was the high command of the air force (Luftwaffe) of Nazi Germany. == History == The Luftwaffe was organized in a large and diverse structure led by Reich minister and supreme commander of the Air force (German: Oberbefehlshaber der Luftwaffe) Hermann Göring.
Source: Wikipedia — Oberkommando der Luftwaffe (CC BY-SA 4.0)