On the Interpretation of Treaties: The Modern International Law as Expressed in the 1969 Vienna Convention on the Law of Treaties

1 PURPOSE AND TOPIC We live in the age of treaties. Increasingly, bilateral and multilateral written agreements are used for the creation of new international legal standards. For political reasons, states are decreasingly less willing to rely upon customary international law for the regulation of legal matters. New technology and growing international exchange have established the need for an ever more precise and flexible international law – a need not satisfactorily met by customary law....