A Ergänzungs-Jagdgeschwader (EJG) were Luftwaffe replacement training units which were part of a larger operational Jagdgeschwader.

The deteriorating war situation forced Luftwaffe training units into combat operations.

In January 1945, an Einsatzgruppe, an operational combat group, was created and deployed on the Oder where they fought in the Vistula–Oder offensive.

Group was equipped with the Messerschmitt Bf 109 and Focke-Wulf Fw 190 piston engine fighters and based at airfields northwest of Berlin.

Gruppe of EJG 2 to Munich-Riem Airfield where Jagdverband 44 (JV 44—44th Fighter Detachment), led by the former General der Jagdflieger Adolf Galland, was based.