- American Society of International Law (ASIL) - Non-profit, educational organisation, whose website contains a number of full-text articles and other international law resources.
- Australian and New Zealand Society of International Law - The Society aims to develop and promote the discipline of international law through conferences, workshops and seminars.
- Foreign and International Law Web - From Washburn Law School. Features links to primary foreign and international legal resources, research aids, and useful sites.
- International Centre for Commercial Law - Contains cutting edge legal articles from the world's best commercial lawyers, as well as Legal500, the definitive guide to the legal market in over 70 countries covering the Europe, the Middle East, Asia and the Americas.
- International Constitutional Law - International Constitutional Law provides English translations of and other textual material related to constitutional documents. It cross-references those documents for quick comparison of constitutional provisions.
- International Court of Justice (ICJ) - The ICJ has a dual role: to settle in accordance with international law the legal disputes submitted to it by States, and to give advisory opinions on legal questions referred to it by international organs and agencies. Site contains decisions and advisory opinions of the court, basic information about the legislative establishment of the court and its members.
- International Criminal Court (ICC) - The ICC is the first ever permanent, treaty based, international criminal court established to ensure that the gravest international crimes do not go unpunished. Site contains information about the court, the states parties, and the registry.
- International Legal News - From the legal news on FindLaw's US site.
- Lauterpacht Research Centre for International Law - Based at the University of Cambridge, the Lauterpacht Centre for International Law promotes the research and application of international law and international relations. Site includes publications and research links.
- United Nations Environment Programme (UNEP) - UN agency which encourages sound environmental policy. Site features legal instruments, events, awards and various environmental law milestones through history.
- United Nations Interregional Crime & Justice Research Institute (UNICRI) - The Institute carries out research and training related to crime prevention and criminal justice. Site includes details of projects and publications.
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