[Jinan Bastaki is Associate Professor of Legal Studies at New York University, Abu Dhabi] On 26 January 2024, the International Court of Justice issued an interim order in response to South Africa’s...

[Ralph Wilde is a member of the Faculty of Laws, University College London, University of London] Israel captured the Palestinian Gaza Strip and West Bank from, respectively, Egypt and Jordan, in the...

[Triestino Mariniello is Professor of Law at Liverpool John Moores University (UK). He is also Member of the Legal Team representing Gaza Victims before the ICC. This post is written in his personal...

[Dr. Alonso Gurmendi Dunkelberg is a Lecturer in International Relations at King’s College London. I would like to thank Kevin Jon Heller, Vidya Kumar, Heidi Matthews, Mohsen al-Attar, and Sarah...

Opinio Juris, in collaboration with Rachel Jones, who some of you will recognize as the person behind NYU’s Institute for International Law and Justice Twitter handle (@nyuiilj), is happy to host...

[Alonso Gurmendi is an OJ contributor and Paula Baldini Miranda da Cruz is a lawyer, holds an LLM Adv., and is a Ph.D. candidate at Leiden University.] Today, lack of regional representation in...

[Alonso Gurmendi Dunkelberg is a Lecturer in International Relations at King’s College London] On Thursday, the International Court of Justice (“ICJ” or “the Court”) issued a second round of provis...

What can I do? Many of us have repeatedly asked this question in the past months. We predicted the revolution would not be televised; we did not anticipate the genocide would. Scholars of anti-colo...

 [John Quigley is Professor Emeritus at the Moritz College of Law of The Ohio State University.] On April 18, the UN Security Council considered Palestine’s application for membership in the United...

[Shawan Jabarin is General Director of Al-Haq. Ahmed Abofoul is an international lawyer, legal researcher and advocacy officer at Al-Haq, and a research fellow on international law and legal mobili...

[Alonso Gurmendi Dunkelberg is a Lecturer in International Relations at King’s College London’s Department of War Studies. I wish to thank Ntina Tzouvala for her comments on previous versions of this...

[Srinivas Burra is an Associate Professor and Associate Dean at the Faculty of Legal Studies, South Asian University, New Delhi. Julia Emtseva is a Research Fellow/PhD candidate at the Max Planck...

[Martin Baumgartner is a PhD candidate and a Teaching and Research Assistant at the University of Vienna] As an early career researcher, a considerable amount of my time in the last few years has...

[Sheila Paylan is an international human rights lawyer and former legal advisor to the United Nations for more than 15 years. She is currently a Senior Fellow in International Law at the Applied...

[Ralph Wilde is a member of the Faculty of Law at University College London, University of London.] Over two decades ago, in 2000, a conference was held in London, entitled ‘international law and the...

[Başak Etkin (@EtkinBasak) is a PhD candidate at Université Paris 2 Panthéon-Assas, and the co-host of the philosophy of international law podcast, Borderline Jurisprudence.] “Do as I say, not as I...

[Parisa Zangeneh is a PhD student at the Irish Centre for Human Rights at the National University of Ireland, Galway, where she is a recipient of the Hardiman Scholarship.] Introduction In December,...

[Agnieszka Klonowiecka-Milart is a Polish judge and former member of the United Nations Dispute Tribunal (2016-2023). She also previously served as an international judge of the Supreme Court Chamber...

[Shahd Hammouri is a Lecturer in Law at the University of Kent. She researches tensions arising at the intersection of the public and the economic in international law from a global south perspective...

[UPDATE: I’ve updated the information regarding the number of Latin American journals in the Scimago Ranking. Thanks to Sergio Verdugo for pointing out the actual numbers!] Back in May last year, I...

Many of us were profoundly saddened on Monday 31 May to hear of the passing of a titan – Judge James Crawford SC AC FBA* – and a mentor, colleague and friend to many. I do not wish my recollections...

[Douglas Guilfoyle is Professor of International and Security Law at UNSW Canberra] Introduction  Israel’s strike on the World Central Kitchen (WCK) convoy on 1 April was almost certainly a war...

[Dr. Gurgen Petrossian, LL.M. is a lecturer at the Friedrich-Alexander Erlangen-Nürnberg University and Chairman of German-Armenian Lawyers’ Association] Introduction On 29 December 2022, the...

[Dr Andrew Forde is a Visiting Fellow at the Irish Centre for Human Rights at the University of Galway. Dr Forde worked for more than 10 years with the Council of Europe and the OSCE. Sheila Paylan...

International lawyers do debate class, but not necessarily in their own professional milieu. There is significant literature on ‘bourgeois’ international law, while the discussion as to what a...

[Rana Moustafa Essawy is an Assistant Professor of Public International Law at Alexandria University (Egypt).] On the 26th of February, Israel submitted its report, as ordered by the International...

[Nurlan Mustafayev is a counsel on international legal affairs at the State Oil Company of the Republic of Azerbaijan and a pro bono advisor to Azerbaijani refugees on property rights issues. Views...

[Tun Khin is the founder and President of the Burmese Rohingya Organisation UK, which works to highlight the plight of the Rohingya around the world.] On 13 November 2019, the Burmese Rohingya...

[Juliette McIntyre is a Lecturer in Law at the University of South Australia and a PhD candidate at the University of Melbourne. Audrey Plan is an ERC a postdoctoral researcher at University College...

1- White Supremacy and the International Legal Order Writing in 1997, Charles Mills threw a grenade into political theory. With a touch of hyperbole, we might even say he collapsed the contours of...

[Luciano Pezzano is Professor of Human Rights in the University of Business and Social Sciences (UCES, Argentina) and Lecturer of Public International Law in the National University of Cordoba (UNC,...

[Nimer Sultany is a Reader in Public Law at SOAS University of London and the Editor-in-Chief of the Palestine Yearbook of International Law.] In a recent lecture at the Imperial War Museums, the...

If you’re not careful, [international lawyers] will have you hating the people who are being oppressed, and loving the people who are doing the oppressing. Malcolm X The Power of Mythmaking  Origin...

[Martti Koskenniemi is Professor of International Law at the University of Helsinki and Director of the Erik Castrén Institute of International Law and Human Rights. He was a member of the Finnish...

[Brianne McGonigle Leyh is an Associate Professor of Human Rights and Global Justice at Utrecht University and a Senior Legal Advisor to the Public International Law & Policy Group. She has published...

[Carlos Lopez is a Senior Legal Adviser at the International Commission of Jurists.] A second revised Draft of an international treaty on business and human rights has been released by the Chairper...

[Hakan Kaplankaya is a former Turkish diplomat, jurist and INSTITUDE member.] The European Court of Human Rights (ECtHR), on 23 November 2021, handed down a landmark judgment, Turan and Others v....

Introduction Of all the questions I’ve been asked concerning the latest round of violence in the Israel/Palestine situation, the most common is whether Israel’s actions in Gaza amount to the war...

[Frédéric Mégret is a Full Professor and Dawson Scholar and co-Director of the Centre for Human Rights and Legal Pluralism, Faculty of Law, McGill University.] Photo credit: AP Photo/Adel Hana...

[Monica Hakimi is the James V. Campbell Professor of Law at Michigan Law School.] I’m extremely grateful to Opinio Juris for hosting this symposium on my recent article on customary international law...

In a world where powerful states are becoming more brazen in their impunity, it is crucial to give voice to those who resist. Along with nearly 800 lawyers, scholars, and practitioners, representing...

Since my fields of research include criminal law, international law, and international humanitarian law, several colleagues and students have asked for my preliminary legal assessment regarding the...

Photo credit: Harold Stern The world has lost James Crawford, a luminary of international law in the truest sense of the word.  Indeed, Judge Crawford was one of the few people alive who could...

This post is an adapted from an article in the forthcoming Volume 26 of the Max Planck Yearbook of United Nations Law in which Sai Venkatesh, the Managing Editor of UNYB, interviewed Judge Hilary...

While results have not yet been officially announced, it is now a fact that Pedro Castillo, a rural farmer and schoolteacher from the town of Chota, in the northern Peruvian Andes, won Peru’s...

[Ahmed Abofoul is a Research Assistant at Kalshoven-Gieskes Forum on International Humanitarian Law and a Guest lecturer of Public International Law at Al-Azhar University – Gaza. He worked as a...

[Justina Uriburu is a Ph.D. Candidate in International Law at the Graduate Institute of International and Development Studies and a Researcher at the Albert Hirschman Centre on Democracy.] The...

[Doug Cassel is Emeritus Professor of Law at Notre Dame Law School.] The U.S. Supreme Court ruled this month in Nestle USA Inc. v. Doe that “general corporate activity” in the U.S. is not a suffici...

[Cristian van Eijk (@crisveijk) is an international lawyer researching the international law and history of the outer space commons. He is also part of the International Law Working Group of the...

[Brian McGarry is Assistant Professor of Public International Law at Leiden University.] On 2 September, Canada and the Netherlands issued a Joint Statement indicating their intention to intervene in...

[Hakan Kaplankaya is a former Turkish diplomat, lawyer and instituDE member.] The European Court of Human Rights (ECtHR) delivered a historic judgment on September 26, 2023, in the case of Yalçınkaya...

[J. Jarpa Dawuni is an Associate Professor of Political Science at Howard University and the Founder and Executive Director of The Institute for African Women in Law.] In a joint press release issued...

[Chris Carpenter is a lawyer and researcher in international law. She holds a J.D. from the University of Pennsylvania Law School and a master’s from the University of Cambridge.] This piece is about...

[Bruno Gelinas-Faucher is a PhD Candidate at the University of Cambridge and an Adjunct Lecturer at the Université de Montréal. His research focuses on the content and implementation of State...

[Mohammad H. Zakerhossein is an Assistant Professor at the University of Tehran, Iran] In recent times, the Gaza Strip has become the center of a devastating humanitarian crisis that only worsens by...

[Carlos A. Cruz Carrillo is a PhD Candidate at the University of Basel. Twitter: @Carcru1118.] The rule of law for oceans faces the challenges presented by climate change. Scientific evidence shows...

[Robert Heinsch is an Associate Professor of Public International Law at the Grotius Centre for International Legal Studies of Leiden University, and is the Director of its Kalshoven-Gieskes Forum on...

[Alonso Gurmendi is an OJ contributor and Paula Baldini Miranda da Cruz is a lawyer, holds an LLM Adv., and is a Ph.D. candidate at Leiden University. Part I of this post can be found here.] As we...

[Sarah Zarmsky is an Assistant Lecturer and PhD Candidate at the University of Essex Human Rights Centre with a focus on the intersections between new and emerging technologies, human rights, and...

[Juliana Santos de Carvalho is an Isaac Newton Trust Academic Career Fellow in Gender Studies and Human, Social, and Political Sciences at the University of Cambridge Centre for Gender Studies] To...

[Jenny Domino is a Harvard Law School Satter Fellow placed with ARTICLE 19. The views expressed in this article are the author’s own and not the views of ARTICLE 19.] Facebook has been described as a...

[Başak Bağlayan is a Postdoctoral Researcher at the Faculty of Law Economy and Finance at the University of Luxembourg. Gamze Erdem Türkelli is an Assistant Research Professor at the University of...

It’s back! The editorial team at Opinio Juris is pleased to announce the call for papers for our Third Annual Symposium on Pop Culture and International Law.  We welcome pitches of up to 300 words on...

[Radhika Kapoor (Twitter: @Radhikaaah) is a Fellow at the Harvard Law School Program on International Law and Armed Conflict.] This piece has been written in the author’s personal capacity and does...

[Adrián Agenjo is an LL.M graduate from the London School of Economics and a Researcher at Pompeu Fabra University. He also works at Irídia – Human Rights Defence Centre in Spain.] The views expres...

What is the difference between a Marxist and a TWAILer (except for the class element)? Julia Emtseva, Research Fellow, Max Planck Institute* Posed on twitter, this question about Third World Approa...

[Ayan Garg is a student of law at the National Law University, Delhi. He is interested in international law generally, human rights law, and refugee law.] “It is incumbent upon all of us, the still...

[Kostia Gorobets is an Assistant Professor in the Department of Transboundary Legal Studies at the University of Groningen.] The Russian war of aggression in Ukraine that has caused enormous human...

[Dr. Thomas D. Grant is a Fellow of the Lauterpacht Centre for International Law at the University of Cambridge and a Visiting Fellow of the National Security Institute at George Mason University.]...

[Tomas Hamilton is an Assistant Professor in International Criminal Law at the University of Amsterdam. Marina Aksenova is an Assistant Professor in International and Comparative Criminal Law at IE...

For the average (Western) person, October might be synonymous with Halloween, but for us at Opinio Juris, October has now become International Law and Pop Culture Month. As readers may remember, last...

I am delighted to announce that this week Opinio Juris will be hosting a symposium on Gerry Simpson‘s wonderful new book “The Sentimental Life of International Law.” Here is Oxford University Press’s...

[Priya Pillai is a lawyer and international law specialist. She has worked at the International Federation of Red Cross and Red Crescent Societies (IFRC) headquarters in Geneva, at the United Nations...

Top international health law expert discusses: Did China violate the International Health Regulations? Must Beijing pay financial compensation?

[Sarah Zarmsky is the Deputy Managing Editor at Opinio Juris. She is also a PhD Candidate and Assistant Lecturer at the University of Essex Human Rights Centre.] [Author’s note: This piece focuses on...

The International Court of Justice has just issued a press release, relating to the implementation of provisional measures orders before the court. This new development is important, and relates...

[Lindsay Freeman is the Law and Policy Director of the Technology and Human Rights Program at the Human Rights Center, UC Berkeley School of Law. Raquel Vazquez Llorente is the Permanent Representa...

To celebrate the launch of our new website and new members, Opinio Juris will be holding a symposium over the next two weeks on Harold Hongju Koh’s new book, The Trump Administration and Internatio...

[Dr. Mais Qandeel is a Senior Lecturer of International Law at Örebro University, Sweden. She holds a Ph.D. in international humanitarian law from the University of Fribourg, Switzerland.] Introduc...

[David Matyas is a PhD Candidate and Gates Cambridge Scholar at the University of Cambridge, Lauterpacht Centre for International Law whose research focuses on the laws of humanitarian assistance....

[Mariana Gkliati is an Assistant Professor at Tilburg University. Danai Angeli is an Assistant Professor at Biklent University. Elizabeth Mavropoulou is a Lecturer at the University of Westminster....

[Ruti Teitel is the Ernst C. Stiefel Professor of Comparative Law, New York Law School; and a Visiting Fellow, London School of Economics and the author of Transitional Justice (OUP, 2000).] As one...

[Frédéric Mégret is Professor and co-Director, Centre for Human Rights and Legal Pluralism, Faculty of Law, McGill University.] With “How to be a Brit,” George Mikes wrote a much-loved tongue-in-ch...

The Gambia initiated legal proceedings in the United States a few months ago against Facebook, in order to compel the company to hand over information related to its ongoing case against Myanmar,...

[Milena Sterio is the Charles R. Emrick Jr. – Calfee Halter & Griswold Professor of Law at Cleveland State University’s Cleveland-Marshall College of Law and Managing Director at the Public Interna...

[Kate Mackintosh is the Executive Director of the Promise Institute for Human Rights at the UCLA School of Law. This is part of a series of blog posts examining International Criminal Law and the...

[Christian Henderson is Professor of International Law at the University of Sussex. He is the author of The Use of Force and International Law (2nd end, CUP, 2023)] Introduction A notable aspect of...

[Alonso Gurmendi Dunkelberg is a Lecturer in International Relations at King’s College London’s Department of War Studies] Avraham Russell Shalev, a lawyer and researcher with the Kohelet Policy...

1 Experimentation is the lifeblood of a pedagogue. Without this, our craft is at risk of going stale: the materials will become anachronistic, just as the methods will falter. Law schools, however,...

Judge Antônio Augusto Cançado Trindade was a towering figure of  contemporary international and public law. An internationally renowned jurist, he was judge of the Inter-American Court of Human...

Carlos Lopez is a Senior Legal Adviser at the International Commission of Jurists The new revised draft of an international treaty on the issue of business and human rights released on 16 July 2019,...

Along with 271 of my fellow public international law scholars, I have signed the following open letter condemning Israel’s plan to illegally annex large swathes of the West Bank. If you are interes...

[Pedro A. Villarreal is a Senior Research Fellow at the Max Planck Institute for Comparative Public Law and International Law.] In what is now an omnipresent claim, the coronavirus (SARS-CoV-2)...

[Barrie Sander (@Barrie_Sander) is Assistant Professor of International Justice at Leiden University – Faculty of Governance and Global Affairs. Rebecca Sutton (@RebeccaAnneLaw) is Senior Lecturer in...

[Ntina Tzouvala is an Associate Professor at the ANU College of Law.] In the past few months, I have started observing a trend: colleagues somewhat more junior than me appear to have a view of the...

[Dr. Dalia Palombo  is a Senior Research Fellow at the Institute for Business Ethics, University of St. Gallen.] Imperialism and Transnational Human Rights Litigation How to hold multinationals to...