International Criminal Law

[Melanie O’Brien, Associate Professor of International Law, University of Western Australia, is an award-winning IHL teacher and President of the International Association of Genocide Scholars.] Following the news from Ukraine, the list of violations of international humanitarian law (IHL) being reportedly committed by Russia is like a checklist through the rules of IHL, particularly the First Protocol Additional to the Geneva Conventions (API) (which Ukraine and Russia are both...

In an excellent recent blog post at Just Security, Tom Dannenbaum identified four options for prosecuting Russia's unprovoked aggression against Ukraine: [T]he International Criminal Court, an ad hoc international tribunal (whether along the lines proposed at Chatham House or pursuant to a General Assembly resolution), a domestic court exercising territorial jurisdiction (in Russia, Belarus, or Ukraine), or a domestic court exercising...

[Mateusz Piątkowski is an Assistant Professor at the University of Łódź, Poland (Faculty of Law and Administration, International Law Department), Attorney-at-law, and Member of the Polish Society of the Military Law and the Law of War. You can find Part I of this post here.] Under international law, military confrontations between states are measured by their intensity and gravity. To establish...

[Mateusz Piątkowski is an Assistant Professor at the University of Łódź, Poland (Faculty of Law and Administration, International Law Department), Attorney-at-law, and Member of the Polish Society of the Military Law and the Law of War. The author thanks Dr Tomasz Lachowski from University of Łódź, Poland and LtnCol. Dr Wojciech Mendel from the Polish Society of Military Law and...

[Marc Weller is Professor of International Law and International Constitutional Studies in the University of Cambridge, a Barrister at Doughty Street Chambers and a former United Nations Senior Mediation Expert. He has served as Senior Advisor in a large number of international peace negotiations and is the co-editor of International Law and Peace Settlements (Cambridge University Press, 2021).] In an earlier...

[Konstantina is a researcher in the programme ‘Human Rights and International Criminal Law’ of the Ludwig Boltzmann Institute of Fundamental and Human Rights in Vienna, and PhD candidate at the Law Faculty of the University of Vienna focusing on the use of user-generated evidence in international criminal proceedings.] Introduction  Following Russia’s invasion in Ukraine in the last week of February, the international...

[María Manuela Márquez Velásquez is an LL.M. Candidate in Advanced Studies in Public International Law at Leiden University. LL.B. Universidad del Rosario, Bogotá-Colombia.  She is currently Assistant Student Editor at Leiden Journal of International Law and Coordinator of the Theory of Public International Law Research Group at Universidad del Rosario.] The Office of Prosecutor ICC (OTP) has announced a new policy...

[Moisés Montiel Mogollón is a lawyer advising individuals, companies, and States on matters of international law, human rights, and other international areas at Lotus Soluciones Legales. He is an Adjunct Professor of International Law at Universidad Iberoamericana (Mexico City) and Universidad Panamericana (Guadalajara).] In the wake of the Russian invasion on Ukraine, which the UN General Assembly has already politically qualified as an act of...

[Hiruni Alwishewa is a PhD Candidate in International Law at The Graduate Institute Geneva, researching the responsibilities of actors involved in the transfer of arms to conflict zones.] Introduction The recent invasion of Ukraine will likely revive the assertion that international law has failed to constrain Russian aggression, as occurred when the Autonomous Region of Crimea was annexed by Russia in March...

[Victoria Kerr LL.M. is a Scottish solicitor and Junior Researcher at the T.M.C. Asser Instituut, working primarily on the Netherlands Ministry of Foreign Affairs funded project 'Strengthening Ukraine's Capacity to Investigate and Prosecute International Crimes' in partnership with Global Rights Compliance.] Vladimir Putin, in his speech of 24 February 2022, declared, with reference to Article 51(7) of the UN Charter, that he was launching a ‘special...

[André de Hoogh is Associate Professor in International Law, University of Groningen. He is a member of the Advisory Committee on Public International Law, which provides advice to the Dutch government and parliament; this contribution has been written in his personal capacity, and does not reflect in any way the views of the Advisory Committee. His research covers a wide...