Article 11
Boundary regimes
A succession of States does not as such affect:
(a) a boundary established by a treaty; or
(b) obligations and rights established by a treaty and relating to the regime of a boundary.
Article 12
Other territorial regimes
1. A succession of States does not as such affect:
(a) obligations relating to the use of any territory, or to restrictions upon its use, established by a treaty for the benefit of any territory of a foreign State and considered as attaching to the territories in question;
(b) rights established by a treaty for the benefit of any territory and relating to the use, or to restrictions upon the use, of any territory of a foreign State and considered as attaching to the territories in question.
2. A succession of States does not as such affect:
(a) obligations relating to the use of any territory, or to restrictions upon its use, established by a treaty for the benefit of a group of States or of all States and considered as attaching to that territory;
(b) rights established by a treaty for the benefit of a group of States or of all States and relating to the use of any territory, or to restrictions upon its use, and considered as attaching to that territory.
3. The provisions of the present article do not apply to treaty obligations of the predecessor State providing for the establishment of foreign military bases on the territory to which the succession of States relates.
Article 13
The present Convention and permanent sovereignty
over natural wealth and resources
Nothing in the present Convention shall affect the principles of international law affirming the permanent sovereignty of every people and every State over its natural wealth and resources.
Article 14
Questions relating to the validity of a treaty
Nothing in the present Convention shall be considered as prejudging in any respect any question relating to the validity of a treaty.
