In the famous war trials that began on November 20, 1945, 21 leading Nazi war criminals were tried in Courtroom 600 before the Allied International Military Tribunal for conspiracy and crimes against world peace, the rules of warfare, and humanity. Afterward, 10 were hanged. The trials became a milestone in judicial history: For the first time in history, sentences were pronounced according to the principle of the personal responsibility of the individual. The room displays photographs and documents but is still used as a functioning court, so entrance is not guaranteed—ask the guard at the door.