Down the Danube: The Vienna Convention on the Law of Treaties and the Case Concerning the GabcïKovo-Nagymaros Project

摘要: Over the last 30 years, Vienna Convention on Law of Treaties1 has emerged as one most influential instruments modern international law. The Convention, which was adopted at UN Conference Treaties 23 May 1969, entered into force 27 January 1980 and meanwhile been ratified by more than 80 States.2 Yet, it does not operate retroactively,3 scope application is growing only slowly its practical importance stems, rather, from fact that widely considered a restatement customary As early 1971 International Court Justice referred to articles governing termination for breach treaty codification existing law subject.4 Since then both tribunals national courts have habitually relied material provisions ascertain traditional rules treaties.5