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