The Dutch Advisory Committee on Public International Law has, on its own initiative, provided advice to the Dutch government regarding the duty of third states to prevent genocide under the Genocide Convention. The Committe's advice addresses the legal uncertainty in political and societal debates about…

In this book, Vanessa Newby provides the first detailed examination of credibility’s essential place in peacekeeping.

Wouter Eekhout, our data magician, came in 3d place in the ‪#‎LinksSDGs‬ - Natural language processing and data visualization challenge.

Matthew Hoye argues for a regulatory analytical perspective to look at the sanctioning of Afghanistan.

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.

Promotors: Prof.dr. G.R. de Snoo, Prof.dr. H. Leirs (Univ. Antwerpen), Co-promotor: H.H. de Iongh

This book questions the accepted origins of the field of International Relations (IR). Commonly understood to have emerged from the horrors of WW1 with the goal of bringing about world peace, the authors argue that on the contrary, IR came from a somewhat less noble tradition – that of the Round Tab…

In this article, Gerrit Dijkstra and Jos Raadschelders from the Institute of Public Administration, argue that Bosnia-Herzegovina survives so far on the basis of negative legitimacy.

The WIIS network is about the advancement of women's leadership. To best accomplish our mission, we need subscribers like you. As a dues-paying subscribers of Women In International Security (WIIS), you will have the ability to contribute to the WIIS Blog, receive WIIS this Week, access and post to…

“Transitional justice” is a field of practice, policy and study that focuses on the ways that societies respond to legacies of large-scale atrocities though tribunals, truth commissions, reparations, and other mechanisms.

Leiden University is an international, broad-based university. We distinguish five core domains for our research and teaching activities.

This article examines how the threat of terrorism has been addressed at the policy level through an analysis of a specific case in Mali.

Four years of protracted negotiations and bitter warfare passed between the declaration of Indonesian independence on 17 August, 1945, and the official transfer of sovereignty on 27 December, 1949.

Which challenges exist for girls to effectuate their right to education and specifically getting access to education?

Since 2006, HJD has made an important contribution to shaping diplomatic studies as an international academic field. Our new HJD Diplomacy Reading List presents a diverse collection of analyses categorized into forty-five topics published in HJD over the years. We hope these lists prove a valuable resource…

Global Transformations and Governance Challenges (GTGC) at Leiden University aims to advance knowledge and practice on how we govern – and could govern – major world-scale changes in contemporary society. These global transformations include hegemonic and other geopolitical shifts, ecological changes,…

This article by Malte Reimann and Antonio Cerella explores how politics and medicine have become deeply intertwined, using the thought of Roberto Esposito to reimagine this relationship through the lens of an affirmative biopolitics.

The book reinterprets the role of the UN during the Congo crisis from 1960 to 1964, presenting a multidimensional view of the organisation.

LUCIR aims to bundle together, strengthen and disseminate existing research in the field of international relations.

Dlshad Marf defended his thesis on 4 July 2016

Leiden University is established in two cities: Leiden and The Hague.

Tom Buitelaar is an Assistant Professor in the War, Peace & Justice programme of the Institute of Security and Global Affairs. This paper discusses four important challenges to the involvement of UN peace operations in international criminal justice: its effects on host state relations, peace and justice…

Hoye proposes that concerns about virtues of the sovereign are essential for understanding Hobbes's both his political thinking and his political critique.

The tuition fee for our students depends on a number of factors, e.g. your nationality and your previous education qualifications. Read more about the tuition fee

Leiden University wants its research and teaching to have a positive impact on society. In an effort to achieve this, many of our researchers collaborate with academic and community partners, non-governmental organisations and the business sector.

The Regular LL.M. (Public International Law specialization) is taught by lecturers who possess expertise in a wide range of aspects of public international law, including international criminal law, international humanitarian law, international human rights law, the law on peace and security, international…

This paper series is the result of two rounds of PhD workshops organized by the editors at the TMC Asser Institute and Leiden University in 2024 on ‘The legal implications of the EU’s geopolitical awakening’, with the generous financial assistance of the Municipality of The Hague.

During the CSM programme, you will have interactive guest lectures with professionals active in the security domain. The guest lecturers will speak about their career (development) and how they reached their goals.

In this article, Dimitrova, Gürkan and Koops presents a general framework for capturing and systematicallyanalysing critical junctures and degrees of change in EU policies.

The position of child victims, globally and in Liberia and their right to physical and psychological recovery and social reintegration covered by art. 39 CRC.

In the Master's programme Crisis and Security Management, specialisation Terrorism and Political Violence, we focus on the academic body of knowledge on different form of protests, contention, resistance and violence. We explore and explain the emergence of radical and extremist movement.

Still have questions about the Master’s programme Crisis and Security Management? Please don’t hesitate to contact us.

How do humans, non-humans and their interactions and relations shape the home as ecological and social space?

The fifth edition of the Owada Chair Symposium, that was held in Leiden on 14 and 15 October 2025, highlighted the law and politics of international criminal justice.

On 16 January 2024, Professor Obiora Okafor from Johns Hopkins University opened the third cycle of the Owada Chair with the lecture Global Diversity and the Living International Human Rights Law.

Below you will find a collection of books, other than those in the BLRN book series, to which members of BLRN have contributed.

Knowledge that helps protect the Netherlands and Europe from military and cyber threats.

In this working paper, Dr. Joris Larik provides an analysis of the governance and dispute settlement mechanisms under the Ireland/Northern Ireland Protocol.

Alongside Leiden, Leiden University has a second hometown: The Hague.