EJIL: Talk!
- Announcements: CfP New Technologies & Legal Accountability; Art & Cultural Heritage Summer School; CfP Law of State Immunity; CfS Trade, Law & Development; Regional & International Dispute Settlement Course; CfA EUI Economic Statecraft Conference; CfP Global South Law, Policy, & Development; Challenging Frontex’s De Facto Immunity Webinar; LawAI Research Fellow Vacancy; Right to Food & the Global Order Lecture; Protection of Human Dignity Through Criminal Law Conference; Cyber-Enabled International Crimes Event; Inter-Judicial Dialogue on Climate Change & Human Rights; CfA CITIL’s WTO Chairs Programme Symposium janvier 18, 20261. Call for Papers: New Technologies and International Legal Accountability, University of Perugia. The organisers of the European Society of International Law (ESIL) supported Conference “New Technologies and International Legal Accountability”, which will take place in Perugia on 22–23 October 2026, are inviting contributions exploring the role of international law in ensuring accountability for malicious […]Mary Guest
- Closing the Last Gap in International Criminal Law: Why a Convention on Crimes Against Humanity Matters janvier 16, 2026This is a post in our Joint Symposium on “Negotiating a Treaty on Crimes Against Humanity” run in partnership with Just Security. The international community stands at a pivotal moment in the evolution of international criminal law. While genocide and war crimes have long been codified in dedicated international treaties, crimes against humanity — arguably […]Jörg Polakiewicz
- UNCOPUOS and the Quiet Transformation of Space Resources Law janvier 16, 2026Space resources have long occupied a gray zone in international space law. They are central to the future of exploration and sustained presence beyond Earth, yet they remain legally ambiguous in a regime originally designed for use and exploration with an emphasis on scientific inquiry. That ambiguity, a legacy of the mid-20th century, has long […]Güneş Ünüvar
- A (very) short history of Crimes Against Humanity janvier 16, 2026This is a post in our Joint Symposium on “Negotiating a Treaty on Crimes Against Humanity” run in partnership with Just Security. Understanding the history of a legal concept can help illuminate its normative content, and explain what it stands for, why it is defined in a particular way, and how it relates to connected […]Guénaël Mettraux
- Another Setback for Ukraine? The ICJ Declares Russia’s Counter-Claims in the Ukraine v. Russia Genocide Case Admissible janvier 15, 2026On 5 December 2025, the ICJ delivered its order on the admissibility of Russia’s counter-claims in the Ukraine v. Russia genocide case. It is now the second decision by the Court in this unusual ‘reverse genocide case’ (see, on this blog, Raju, Milanovic, Weller) brought by Ukraine in which Ukraine has arguably suffered a setback, at […]Nils Schneider
- EU Sanctions and the Undoing of International Investment Arbitration janvier 15, 2026Sailing Yacht A in the Gulf of Trieste, seized in 2022 under the EU sanctions regime. It is well known that the EU has a complicated relationship with international investment arbitration. Whilst the two appear to be grounded in comparable commitments to a liberal international economic order, EU institutions have taken the view that investor-state […]Toni Marzal
- Forging a Convention for Crimes Against Humanity janvier 15, 2026This is a post in our Joint Symposium on “Negotiating a Treaty on Crimes Against Humanity” run in partnership with Just Security. In November 1945, as the world began emerging from the devastation of World War II, 22 former members of the Nazi regime were arraigned in a courtroom in Nuremberg on three charges: crimes […]Leila N. Sadat
- When Guidance Becomes Fog: The ICJ and the Normative Uncertainty of the Duty to Co-operate janvier 14, 2026For a long time, the obligation to co-operate occupied an ambiguous position in international law. It appeared in diverse treaty regimes and institutional contexts, yet it was seldom recognised as an autonomous, self-standing obligation, i.e., as a general duty of customary nature, underpinning the various legal regimes, and as a genuine legal obligation in its […]Khaled Elmahmoud
- Negotiating a Treaty on Crimes Against Humanity – Introduction to the Symposium janvier 14, 2026This is the first post in our Joint Symposium on “Negotiating a Treaty on Crimes Against Humanity.” This piece is cross-posted on Just Security. We are delighted to host this symposium and grateful to the editors of Just Security and EJILTalk! for publishing it. Over the coming days, the two sites will publish expert contributions […]Chiara Giorgetti
- Domestic Justice First? Reassessing Complementarity in the ICC-SCC Relationship janvier 13, 2026“It has stopped raining! Now, come outside, Muslims, we are going to play.” These are the words the Office of the Prosecutor (OTP) of the International Criminal Court alleges were chanted by Edmond Beina and his men in Guen, a village in Mambere-Kadei Prefecture of the Central African Republic (CAR) between February and April 2014 […]Chuka Arinze-Onyia