One of the most amazing facts of the Second World war is that people of many foreign countries fought in the German army as Wehrmacht soldiers. Turkish Koreans Jews. Mostly as guards of concentration camps. Jews of course were not foreigners. They were as German as anyone else.
Ostlegionen ("eastern legions"), Ost-Bataillone ("eastern battalions"), Osttruppen ("eastern troops"), Osteinheiten ("eastern units") were military units in the (army) of Nazi Germany, during World War II that were made up of personnel from countries comprising the Soviet Union. They represented a major subset within a broader use of non-German forces by the (which, apart from the Heer, included the ).