Skip to Main Content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Banner Image

International Law Resources


This guide was created as  a teaching tool for students taking Advanced Legal Research. It contains e-resources  available to students at Arizona Law as well as a handful of authoritative resources available on the web. The proprietary resources will require UA NetID login credentials.



Globalex - has numerous research guides on international law topics.

ASIL Guide from the American Society of International Law (ASIL) - Their e-RG (Electronic Resource Guide) is a narrative format guide to various topics in international law with links to primary and secondary sources available online. 

Institute for Advanced Legal Studies (IALS) - has a number of research guides on International topics.


Max Planck Encyclopedia of International Law (MPEPIL)- Included articles on international law topics by leading international law scholars-1991-current.

Parry & Grant Encyclopaedic Dictionary of International Law, 3rd Not just definitions, but encyclopedic treatment.

Index to Foreign Legal Periodicals (IFLP) - Contains selected articles on international law from many jurisdictions. Searchable by subject and journal title. Not just an index but has links to full-text if the title is included in Hein's collection. 

Oxford International Journals - We subscribe to ~25 of the listed journals, both current and archival content.


Worldlii (World Legal Information Institute - a free site containing not only foreign law from many jurisdictions, but now an International Law Library with an International Courts and Tribunals database and an International Treaties Collection. Included here are decisions (ICC and ICJ), treaties, including UN (LNTS and UNTS to current). Also has links to other LIIs containing international law.

EISIL - Contains links to primary documents, organized by international law subject. From ASIL.

UN - Main page has links to UN bodies and documents. There's also an International Law tab on the main page. Gives main UN bodies and links to primary documents.

  • Treaties - Has the treaties database as well as depositary notifications.
  • Judicial body-International court of Justice (ICJ) 
  • UNBISNET- Collection of UN documents searchable by doc number, UN agency/committee, etc. It represent the holdings of the UN office in Geneva and the UN Dag Hammerskjold Library in NY.
  • Official Documents System (ODS)- Contains full text of UN documents since 1993; resolutions of major UN bodies since 1946. Does not contain treaty text.

EU-Europa - the official gateway to all things EU. Links to legislation, treaties and other official documents.


Hein Online Treaties - several collections of US treaties, official and unofficial. Hein now includes International Legal Materials (ILM), the ASIL collection of selected treaties. New in 2014, World Treaty Library with non-US treaty collections.

Westlaw and Lexis - 

  • Westlaw has various databases on international law, regional and multi-jurisdictional collections.
  • Lexis has an international law section containing links to cases treaties, etc.


Criminal Law

Intellectual Property



Oxford Reports on International Law (ORIL) Analyzes case law from foreign courts. Includes two sub-databases: International Courts of General Jurisdiction and International Law in Domestic Courts.


Travaux Preparatoires- working drafts prior to final treaty used sometimes for treaty interpretation. Similar to legislative history of a statute. See A' la Recherche des Travaux Preparatoires..Yale Law Library also has a collection of Travaux as does the University of Virginia.

 CALI - Lessons on researching International Law subjects.

Cardiff Index to Legal Abbreviations