[Sava Janković is an Assistant Professor of International
Law and Visiting Scholar at Durham
Law School.] [Volker Roeben is a Full Professor of International
Law and Dean of Durham
Law School.] [Francis Grimal is a Reader in Public International
Law at the University of Buckingham and Co-Editor-in-Chief of the Journal on the Use of Force and International
Law.] Introduction Towards the end of August 2024, Iran vowed retaliation after the prominent Hamas leader, Ismail Haniyeh, was killed in Tehran following his attendance at the inauguration of Iran’s president, Masoud Pezeshkian,...