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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.

International Environmental Law Collection

We have made available a selection of 14 articles from the Max Planck Encyclopedia of International Procedural Law that examine the international organizations, historical context, and existing compliance mechanisms involved in international environmental law. The collection covers subjects from climate change litigation to the Aarhus Convention.

The Promise of International Law Collection

Access 25 articles and chapters in our latest collection based on the theme "The Promise of International Law".

The collection reflects on the failures and successes of international law in the last few decades, and the current role international law plays in helping achieve global justice, sustainable development, and international peace and security. All content featured is free to access until 30th June 2020.


Site News

March 31, 2020

OXIO Update

9 new headnotes have been added to OXIO.

March 27, 2020

New OHT Editorial

Reprisals in Early-Modern European Peace Treaties.

March 19, 2020

MPEiPro Update

10 new articles are now available on MPEiPro.

March 17, 2020

OSAIL Update

1 new title has been added to OSAIL.