Tehran, IRNA -- It is known that Adolf Hitler, the leader of the Nazi Party of Germany, committed many crimes against humanity in World War II, and for example, nearly 2 million people were killed in the Auschwitz camp as the worst camp of the Nazi army. In the Second World War, the great powers in the form of "Axis forces" made up of Germany, Austria, Japan and Italy and the "Allied forces" faced each other and in the war, almost most of the world's countries made sacrifices.