Territory — Boundaries — Principles of delimitation — Delimitation by treaty — Treaty referring to boundary lines in other international instruments — Instruments referred to not binding on one of the parties to the treaty — Whether treaty establishing boundary by reference to other instruments — Principle of stability of boundaries — Treaty of limited duration — Whether boundary established by treaty also of limited duration — Colonial boundaries — Principle of uti possidetis — Application in Africa — Conduct — Estoppel, acquiescence and protest

Treaties — Interpretation — Principles of interpretation — Emphasis on text in context — Object and purpose of agreement — Reference to travaux préparatoires — Whether necessary where textual analysis yields unambiguous meaning — Subsequent conduct of the parties — Effectiveness — Good faith

Treaties — Termination — Treaty of limited duration — Period of treaty's duration coming to an end — Effect on boundary established by treaty

State succession — Treaties — General principles — Boundary treaties — Treaty concluded by Libya after independence referring to treaties concluded between colonial powers at earlier date