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Max Planck Encyclopedia of Public International Law [MPEPIL]

Cooperation, International Law of

Rüdiger Wolfrum

Content type:
Encyclopedia entries
Product:
Max Planck Encyclopedias of International Law [MPIL]

Module:
Max Planck Encyclopedia of Public International Law [MPEPIL]
Article last updated:
April 2010

From: Oxford Public International Law (http://opil.ouplaw.com). (c) Oxford University Press, 2023. All Rights Reserved.date: 30 November 2023

Subject(s):
Sovereignty — Customary international law — States, equality — Regional co-operation — Development

Published under the auspices of the Max Planck Institute for Comparative Public Law and International Law under the direction of Professor Anne Peters (2021–) and Professor Rüdiger Wolfrum (2004–2020). 

1 The term ‘law of co-operation’ has been developed as a counterpart to the term ‘law of coexistence’, the latter describing the traditional modern international law (Friedman 60–63; Peaceful Coexistence). The main feature of such international law of co-operation is the obligation of States to co-operate with each other.2 The term ‘co-operation’ has never been defined by an international treaty or a resolution of an international organization. Even the Declaration on Principles of International Law concerning Friendly Relations and Co-operation among States in...
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