Gaja, Giorgio Keywords: Ius cogens | Public international law | Vienna Convention on the Law of Treaties (Vienna, 23 May 1969) | State responsibility | Mots clefs: Jus cogens | Droit international public | Convention de Vienne sur le droit des traités (Vienne, 23 mai 1969) | Responsabilité des Etats | ABSTRACT Giorgio Gaja, Professor at the University of Florence, begins an analysis of the role of peremptory norms in contemporary treaty law. He devotes a first chapter of his course to treaty law. After some preliminary remarks on the relevance of…

Gómez Robledo, Antonio Keywords: Ius cogens | Public international law | Mots clefs: Jus cogens | Droit international public | ABSTRACT In his course, Antonio Gomez Robledo presents a very thorough study of the international ius cogens. After a historical study of the notion of ius cogens (prehistory and legislative history), the author exposes the doctrinal dialectic opposing defenders and deniers of ius cogens. He then presents a theory of ius cogens, and examines the ius cogens superveniens. The author addresses …

A. Frowein, Jochen Keywords: Public international law | Ius cogens | Multilateral treaties | Mots clefs: Droit international public | Jus cogens | Traités multilatéraux | ABSTRACT This course by Jochen Frowein, directeur of the Max Planck Institute for Comparative Public Law and International Law in Heidelberg, is devoted to an issue that has become increasingly prominent in the past decades. Until about 1970 it was agreed that international law, as far as violations and counter-measures were concerned, operated in a bila…

Crawford, James Keywords: Obligations of the state | Public international law | Development of international law | Ius cogens | International Law Commission | State responsibility | United Nations | Charter | International Court of Justice | Mots clefs: Obligations des états | Droit international public | Développement du droit international | Jus cogens | Commission du droit international | Responsabilité des Etats | Nations Unies | Charte | Cour internationale de Justice | ABSTRACT The author, director of the Lauterpacht Center for International Law, examines in this…

Eek, Hilding Keywords: Ius cogens | Private international law | Public order | Mots clefs: Jus cogens | Droit international privé | Ordre public | ABSTRACT Hilding Eek, Professor at the University of Stockholm, devotes his course to the rules for immediate application in private international law. After a presentation of the general rules on conflict of laws, the author presents the mechanism of public policy, from which the rules are distinguished for immediate application. Hilding Eek, professeur à l'Université de Stockholm, consacre son cours aux règles d'applicatio…

Alexidze, Levan Keywords: Ius cogens | Public international law | Mots clefs: Jus cogens | Droit international public | ABSTRACT Levan Alexidze notes in the introduction to his course that the problem of jus cogens in contemporary international law has been widely commented by specialists representing various existing legal systems. Indeed, the question of whether there are rules of international law from which subjects of law cannot derogate even by mutual consent has become not only a theoretical topic of importa…