After the occupation of Poland, extermination camps were established for mass murder at Auschwitz-Birkenau, Treblinka, Sobibor, Belzec, Chelmno and Majdanek.
Après l'occupation de la Pologne, ils organisèrent des camps d'extermination à Auschwitz-Birkenau, Treblinka, Sobibor, Belzec, Chelmno et Majdanek.