This is about the trial held in Poland. See Frankfurt Auschwitz Trials for the German Auschwitz trials.The Auschwitz trial began on November 24, 1947, in Kraków, when Polish authorities (the Supreme National Tribunal) tried 40 former staff of the Auschwitz concentration camps. The trials ended on December 22, 1947.The best-known defendants were Arthur Liebehenschel, former commandant; Maria Mandel, head of the Auschwitz women's camps; and SS-doctor Johann Kremer.