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Welcome to Oxford Public International Law

Oxford Public International Law (OPIL) is a comprehensive, single location providing integrated access across our international law services, bringing you one step closer to the perfect research solution.

Our ground-breaking online resources work to speed up research and provide easy access to authoritative content, essential for anyone working in international law.


Article collection for 18th Annual Conference of the European Society of International Law

As part of OUP’s showcase for the 18th Annual Conference of the European Society of International Law, a collection of articles from MPEPIL and MPEiPro has been made freely available for you to explore. These have been informed by this year’s theme ‘Is International Law Fair?’.

Explore and access the articles included.


 

Site News

May 16, 2024

New articles of note

The Max Planck Encyclopedia of Public International Law has recently published new versions of two articles examining pivotal areas of international law: Obligations erga omnes by Jörg Kammerhofer and Ius cogens by Dire Tladi.

May 15, 2024

MPEPIL May 2024 Update

Two articles (one new and one updated) are now available on the Max Planck Encyclopedia of Public International Law.

April 30, 2024

EU Law April 2024 Update

Two new articles have been added to the Oxford Encyclopedia of EU Law.

March 28, 2024

EU Law March 2024 Update

Three new articles have been added to the Oxford Encyclopedia of EU Law.