Auschwitz concentration camp started operation after 728 Polish prisoners became the first to arrive.
Source
The first prisoners arrive at Auschwitz concentration camp.
The Sonderkommandos, prisoners who took care of the bodies at the Auschwitz-Birkenau Concentration Camp, protested their pending mass murder.
Kazimierz Piechowski and three others escape from Auschwitz concentration camp.
Auschwitz concentration camp evacuated 56,000 prisoners.
Soviet forces liberate Auschwitz.
