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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

January 31, 2024

OXIO Headnotes — January 2024

Two new headnotes have been added to Oxford International Organizations.

January 31, 2024

ORIL January New Cases

In January 2024, Oxford Reports on International Law added 20 new case reports. This update includes 15 ILDC headnotes and 5 IHRL(ECHR) headnotes.

January 31, 2024

EU Law January 2024 Update

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

January 30, 2024

MPEPIL January 2024 Update

Three new and four updated articles are now available on the Max Planck Encyclopedia of Public International Law.