Decisions of international courts and arbitrators, as well as judgments of national courts, are fundamental elements of modern public international law. The International Law Reports is the only publication in the world wholly devoted to the regular and systematic reporting in English of such decisions. It is therefore an absolutely essential work of reference. Volume 193 contains the unofficial English translation of 2018 judgment of Supreme Court of Colombia in Lozano Barragán and Others v. Presidency of Colombia and Others (Judgment STC 4360-2018), the Advisory Opinion OC-23/17 of Inter-American Court of Human Rights on Environmental Obligations of States arising from Duty to Protect Human Rights and the 2020 judgment of England Court of Appeal in R (Plan B Earth) v. Secretary of State for Transport.

International Law Reports is the only publication in the world wholly devoted to the regular and systematic reporting in English of decisions of international courts and arbitrators as well as judgments of national courts. Volume 163 reports on, amongst others, the 2015 judgment of the High Court of India in AWAS 39423 Ireland v. Director-General of Civil Aviation and Spicejet Ltd, the judgment of the Grand Chamber of the European Court of Human Rights in Jamaa and Others v. Italy, and the English Court of Appeal judgment in Al-Jedda v. Secretary of State for Defence (No. 2).

The International Law Reports is the only publication in the world wholly devoted to the regular and systematic reporting in English of decisions of international courts and arbitrators as well as judgments of national courts. Volume 139 reports on the Maritime Delimitation and Territorial Questions between Qatar and Bahrain, the Arbitration between Barbados and the Republic of Trinidad and Tobago constituted pursuant to Article 287 and in accordance with Annex VII of the United Nations Convention on the Law of the Sea, and the Arbitration between Guyana and Suriname constituted pursuant to Article 287 and in accordance with Annex VII of the United Nations Convention on the Law of the Sea.

Reports in English on decisions of international courts and arbitrators and judgments of national courts.