What are some reasons to go to war that testify destructive death?

Holocaust-The best known of the war crimes trials held after World War II was the trial of "major" German war criminals held in Nuremberg, Germany. Leading officials of the Nazi regime were tried before the International Military Tribunal at Nuremberg, before judges from Great Britain, France, the Soviet Union, and the United States. The IMT tried 22 Germans as major war criminals on charges of conspiracy, crimes against peace, war crimes, and crimes against humanity.