Belligerent Occupation — Judicial Functions of Occupant — Validity of Sentence of Court Set Up by Occupant — Occupation During War in Violation of General Treaty for the Renunciation of War, 1928 — Judgment of International Military Tribunal at Nuremberg — War Against and Occupation of Poland in 1939 — Whether Occupation in Legal Sense of Term — Official Acts of German Reich and Its Functionaries in Occupied Poland — Whether Permitted by Hague Regulations of 1907.