The 1969 Vienna Convention on the Law of Treaties, regulating treaties between States, lies at the heart of international law. This commentary interprets the Conventiona (TM)s 85 articles clearly and precisely. It covers such major topics as reservations to treaties, their interpretation and the grounds for terminating a treaty, for instance breach. Emphasis is placed on the practice of States and tribunals and on academic writings. It contains further sections on customary international law and the Conventiona (TM)s history while providing up-to-date information on ratifications and reservations. This commentary is a must for practitioners and academics wishing to establish the meaning and scope of the provisions of the Vienna Convention on the Law of Treaties.

This guide is an authoritative reference point for anyone interested in the creation or interpretation of treaties and other forms of international agreement. It covers the rules and practices surrounding their making, interpretation, and operation, and uses hundreds of real examples to illustrate different approaches treaty-makers can take.

The Commentary on the Vienna Convention on the Law of Treaties provides an in-depth article-by-article analysis of all provisions of the Vienna Convention. The texts are uniformly structured: (I) Purpose and Function of the Article, (II) Historical Background and Negotiating History, and (III) Elements of the Article. The Vienna Convention on Treaties between States and IOs and between IOs is taken into account where appropriate. In sum, the present Commentary contains a comprehensive legal analysis of all aspects of the international law of treaties. Where the law of treaties reaches into other fields of international law, e.g. the law of state responsibility, the relevant interfaces are discussed and contextualized. With its focus on international practice, the Commentary is addressed to academia, as well as to practitioners of international law.

The 1969 and 1986 Vienna Conventions on the Law of Treaties are essential components of the international legal order. This is the first Commentary on their provisions, containing thorough and well-structured analyses of each of their Articles. It draws on preparatory works and practice and is written by a large collection of experts from the field

Written by some of the leading International Law scholars in the nation, International Law: Norms, Actors, Process: A Problem-Oriented Approach employs a unique problem-based approach to examining international issues. Using real-life case studies as teaching problems, the text explores the processes for making and applying international law, with an interdisciplinary approach that goes beyond mere doctrinal explanation. New to the Fifth Edition: An introduction to international law through the Julian Assange episode Presentation of state responsibility through the problem of cyber espionage and of the responsibility of international organizations through the problem of sexual assaults by UN peacekeepers Integration of new U.S. Supreme Court decisions on the Alien Tort Statute, jurisdiction, and other topics Analysis of the challenges that artificial intelligence and autonomous weapons pose to international humanitarian law Comprehensive treatment of the Paris Accord on Climate Change New cases and analysis on the role and legitimacy of international courts Professors and students will benefit from: Contemporary problems as a vehicle for learning international legal rules and processes Clear explanation of legal rules and institutions Interdisciplinary approach to international law with attention to the law’s relevance in global affairs Careful selection and editing of primary materials to produce a casebook of teachable dimensions Inclusion of maps, charts, and photographs Casebook website offering relevant texts and updates