Belligerent Occupation — Civilian Inhabitants — Treatment of — Extermination, Torture and Ill-treatment of Civilian Inhabitants of Occupied Territory, Prisoners of War and German Subjects — Enslavement and Deportation to Slave Labour — Plunder of Public and Private Property in Occupied Territory — War Crimes and Crimes against Humanity — Euthanasia as a Crime against Humanity — Annexation of Territory during War — Plea of Superior Orders.