On March 22, 1933, a few weeks after Adolf Hitler had been appointed Reich Chancellor, a concentration camp for political prisoners was set up in Dachau in southern Germany. This camp served as a model for all later concentration camps. In the twelve years of its existence over 200.000 persons from all over Europe were imprisoned here and in the numerous subsidiary camps. 41.500 were murdered. On April 29 1945, American troops liberated the survivors