Up until March 1945 the Nazi authorities had evacuated from the eastern territories ( pre-war Germany , Poland , Hungary , Romania and Yugoslavia ) an estimated 10 to 15 million persons , Germans as well as citizens of other nations . On the territory of Germany which Stalin gave to Poland after the war there were 10 million residents in 1944/45 , including 7.3 million permanent residents i.e. Reichsdeutsche ( including 1 million ethnic Poles spared the expulsions , and 6.3 million ethnic Germans ) , in addition on German territory to be evacuated were 2.5 million transients consisting of 1.5 million bombing raid evacuees from the heartland of Nazi Germany and of 1 million slave workers of many nationalities making products for the SS '' Ostindustrie '' and DAW
the expulsions
Expulsion of Poles by Nazi Germany
German evacuation from Central and Eastern Europe