ICRC databases on international humanitarian law
Treaties and Documents
1949 Conventions and Additional Protocols, and their Commentaries
Historical Treaties and Documents
The Laws of War on Land. Oxford, 9 September 1880.
Part I : General principles - Art. 6.
Art. 6. No invaded territory is regarded as conquered until the end of the war; until that time the occupant exercises, in such territory, only a ' de facto ' power, essentially provisional in character.