What was the purpose of the Nuremberg trials?

September, the 15. Jews lost their civil rights during the Nazi ruling. Germans were forbidden to marry to Jews. It was the beginning of the most tragic event in our entire history: the Jewish extermination by Hitler. November, 20-1945 - October, '46 The Ally Troups condemned the Nazi (24 leaders and 8 other organisations of Hitler's Germany: SS, Gestapo, NDSAP, SD) to crimes against humanity, war crimes and peace crimes. 12 Nazi leaders were condemned to death: Goring, Kaltenbruner, Rosenberg, Frick, Ribbentrop a.s.o. Robert Ley committed suicide in his cell. Others were imprisoned.