State territory — In general — Nature of territorial sovereignty — Occupation of territory — Annexation of territory — Judicial decision of court situated within the occupied territory — Extent of sovereignty of the occupying State — Whether decision a domestic judgment of the occupying State — The law of the Federal Republic of Germany

State territory — In general — Acquisition of territorial sovereignty — Conquest and annexation — Occupation of parts of Poland by German Reich — Annexation — Judicial decisions of courts situated within occupied area — Whether domestic decisions of German Reich — The law of the Federal Republic of Germany

War and neutrality — Warfare on land — Occupation of enemy territory — Nature and effects of occupation — Whether occupant can acquire sovereignty — Legal effect of decision of court situated in occupied territory — Whether domestic judgment of occupying power — The law of the Federal Republic of Germany