Jens Iverson, Assistant Professor of International Law and a Researcher in the Jus Post Bellum Project, defended his Ph.D. dissertation on 21 September 2017.

Read more about the International Network Open Science & Scholarship Communities in our Vision and Mission statements.

Maritime conflict management is the regulation of conflict in relation to the sea. It comprises conflict enforcement, conflict resolution and conflict avoidance. How did victims of maritime conflicts claim and obtain damages or demand compensation or reparation?

This inaugural lecture discusses the question: How to cooperate in the digital era?

This article traces the evolution of interpretations of international law and international cyber norms on responsible state behaviour in cyberspace by reassessing five major – and allegedly state-led – cyber operations: Stuxnet 2010; Belgacom 2013-2014, the Ukrainian power grid 2015, the US presidential…

The 10th ISAP Congress aims to bring together scholars working on papyri and related documentary sources in Arabic, Coptic, Greek, Pahlavi and other languages from the Late Antique and early Islamic Near East in order to foster dialogue between philology, papyrology, and historical research.

Seminar

Home to the International Court of Justice and the International Criminal Court, The Hague is the perfect backdrop to explore conceptions of justice in our global society. Questions of human rights, peace, security and the environment present legal and policy challenges for governmental and non-governmental…

On 19 May 2020, Xuechan Ma defended her thesis 'Moving towards Coexistence and Cooperation: The Spratly Islands and International Law'. The doctoral research was supervised by Prof. N.J. Schrijver.

Collaborating in drug discovery and health research was the goal of a visit to the Leiden Bio Science Park on 14 May by a Swedish delegation including His Majesty King Carl XVI Gustav of Sweden. The delegation visited Leiden University’s Faculty of Science.

This summer school focuses on the emergence of sexual orientation, gender identity (SOGI) and intersex issues in different areas of international law, such as human rights law, refugee law, international economic law, and international criminal law. Details on the application for this edition are available…

In this policy brief, Dennis Broeders, Els De Busser and Patryk Pawlak discuss attribution of in cyberspace from three different perspectives: criminal law, international law and policy. Published together with EU Cyber Direct.

On 10 March 2021, Pieter Huizing defended his thesis 'Parallel Enforcement of International Cartels and Its Impact on the Proportionality of Overall Punishment'. The doctoral thesis was supervised by Prof. T.R. Ottervanger.

Summer School

This publication examines the issues regarding the cross-border resolution of financial institutions, focusing on the power allocation between the home and host resolution authorities, i.e. the jurisdiction rule.

A conference organized by Niels Blokker, professor of International Institutional Law and Ramses Wessel (RUG) to celebrate the 20th anniversary of the International Organizations Law Review.

From 15 to 20 November 2015 twelve members of the Winter-semester intake of theInternational Humanitarian Law Clinic of the Kalshoven-Gieskes Forum attended and actively participated in an international exchange conference on International Humanitarian Law at Radzyner Law School, IDC in Herzliya, Is…

On 18 March 2020, Hoko Horii defended her thesis ‘Child Marriage as a Choice. Rethinking agency in international human rights’. The doctoral research was supervised by prof. A.W. Bedner and prof. G.A. van Klinken.

Leiden University College The Hague (LUC) is the international Honours College of Leiden University and offers an innovative Liberal Arts & Sciences undergraduate programme to highly talented and motivated students from all over the world.

International Coalitions for Peace in the Era of Decolonization, 1918-1970

On 15 February 2024, Alexandros Sarris defended the thesis 'International Law and Governance of the Arctic in an Era of Climate Change'. The doctoral research was supervised by Nico Schrijver and Freya Baetens.

Large numbers of children all over the world face significant health risks, such as infectious and chronic diseases, malnutrition, injuries and the consequences of natural disasters, protracted armed conflicts and poverty.

This article on private active cyber defense by Dennis Broeders is part of a special issue of the Journal of Cybersecurity, based on a selection of contributions taken from the 2019 Conference on Cyber Norms organized by The Hague Program for Cyber Norms.

On 10 June 2021, Merinda Stewart defended her thesis 'Freedom of Overflight: A Study of Coastal State Jurisdiction in International Airspace'. The doctoral research was supervised by Prof. P.M.J. Mendes de Leon en Prof. J.J. Rijpma.

How did disability become a global concern? In this project we will identify the contribution of international agencies, governmental and non-governmental organizations and, just as importantly, disabled people themselves, to the IYDP and by showing the connections, interactions and entanglements between…

This book presents an understanding of the concept of Countering Violent Extremism from a critical terrorism studies perspective using case studies from different countries while examining the issues it raises.

On Tuesday 17 October 2017 Alexandre Genest defended his PhD dissertation ‘Performance Requirement Prohibitions in International Investment Law’ as part of a double PhD programme at the Universities of Leiden and Ottawa. The Supervisors are Professors M.E. Koppenol-Laforce. F. Baetens (Universities…

Rutsel Martha, former Minister of Justice of the Dutch Antilles, former General Counsel of Interpol and alumnus of Universiteit Leiden, elaborated on the position of states and intergovernmental organizations (IGOs) in international financial law.

On 12 mei 2020, Darryl Robinson defended 'Exploring Justice in Extreme Cases: Criminal Law Theory and International Criminal Law'. The doctoral research was supervised by Prof. C. Stahn.

Together with Pepijn Tuinier and Thijs Brocades Zaalberg, Sebastiaan Rietjens researched the role of trust in an international intelligence cooperation.

In this article, the authors analyse two major factors that deepen informality, namely multipolar geopolitics and the rise of non-state actors.

Conference

PhD defence

In 2020, Leiden University launched its stimulated interdisciplinary programs, including one focused on regenerative medicine.

Assessing the feasibility and legitimacy of the current model of global tax governance and the role of the OECD and EU in international tax law-making.

In this article for Studies in Conflict & Terrorism, the authors analyse the evolution and interplay of national policies and international diplomacy on cyber terrorism within and across the UNSC’s permanent five members and the UN process on cyber norms (GGE and OEWG).