Professor of International Relations Daniel Thomas is clear: anyone taking peace in Europe for granted is shutting their eyes to reality.

Are UN sanctions regimes in need of further formalization in terms of substantive design, procedural architecture and with a view to regulating and governing the interplay with other regimes?

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Our Master Public International Law (L.L.M.) you will gain understanding of the legislation that governs international relations in a complex global society

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The programme provides you with the knowledge and skills to navigate the areas of public international law that affect peace, justice and development.

In this policy paper, Joachim Koops and Christian Patz are discussing Germany’s comprehensive assessment of Protection of Civilians readiness at the national level.

The Institute of Security and Global Affairs (ISGA) of Leiden University contributed to the design and teaching of modules of this year’s edition of the Ministry of Defence’s ‘International Military Cooperation Course Africa’.

We'll give you 10 reasons why you should study the specialization Peace, Justice and Development of the master Public International Law at Leiden University

Welcome to Leiden University's Global Transformations and Governance Challenges (GTGC) programme! GTGC explores how innovative policies and governance arrangements can address global challenges in democratic, effective, fair, peaceful and sustainable ways.

Since the late 1990s Leiden University has been located in two cities: Leiden and The Hague. Leiden is where the University was founded and still forms its heart, with six of the seven faculties being housed there. The faculty of Governance and Global Affairs is located in The Hague and most of the…

For the upcoming conference

24 October was UN Day. To mark the 75th anniversary of the organization the Chair of UN Studies in Peace and Justice and partners hosted a UN75 Dialogue in the Hague at the International Court of Justice with the President of the International Court of Justice, Judge Abdulqawi Ahmed Yusuf and Minister…

Emeritus professor of international law, Nico Schrijver, spoke on NPO Radio 1’s program Spraakmakers about the law of warfare and humanitarian law. He characterized the recent Israeli action that took place in Qatar as ‘brazen, because the attack affected not only Qatar and Hamas, but also the United…

To understand how the brain works, it is essential to map it out in detail. This appears to be possible with a microscopy technique in which Leiden physicists excel. This breakthrough could significantly advance the human quest to understand brain functions.

This book underscores the interplay between religion and politics (local and global) in the production, escalation, management, mitigation, and resolution of conflict.

Within the Institute of Security and Global Affairs, research is organised in seven main research groups:

Our team is committed to the study of knowledge in its broadest sense, encompassing both ideas and practices in all its historical variety. We look at what people regarded as knowledge, how they created, collected, circulated and used it, also why it mattered to them, and how all this was embedded in…

Read more about the partner organizations of the Summerschool Global History in the 2020s.

Women in International Security -Netherlands (WIIS-NL) is an affiliate of WIIS Global. WIIS-NL Members include: professionals, civil servants, academics, NGOs, employees of international bodies and organizations, embassy staff, politicians, students, and interested members of the general public. The…

Explore the MSc in International Politics at Leiden University: a one‑year programme focused on international conflict, crisis management, diplomacy and global cooperation.

Study information

Every year, the Global Transformations and Governance Challenges programme organises a conference that brings together academics and policy makers.

This article illustrates how the term 'dual use' has become associated with a broader dichotomy between ‘legitimate’ and ‘illegitimate’ purposes.

State fragility and conflict continue to be among the most enduring development challenges of the 21st century. The consequences of fragility and conflict on individuals, States and the international community are profound. At the individual level, an estimated 2 billion people or a quarter of the world's…

In this article, Tom Buitelaar proposes a systematic framework for analyzing the impact of individual characteristics of peacekeeping leaders on the behaviour of field-level personnel in UN peacekeeping operations.

Research at Leiden University College focuses on Global Challenges: Sustainability, Prosperity, Diversity and Peace and Justice.

The Institute of Security and Global Affairs (ISGA) is a scientific institute that specialises in security issues.

An analysis of people’s access to justice and the working of (legal) institutions in post-conflict, democratic Libya

Gender sidestreaming? Analysing gender mainstreaming in national militaries and international peacekeeping

This book offers readers an alternative history of the origins of the discipline of International Relations.

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.

The project explores the impact of the clash between defenders of a rules-based order and international law on global governance and the future of legal systems.

What is the first thing you think of when you hear the word UN? Is it just the Security Council and the ‘blue helmets’ or is there more to it? These are some of the questions tackled by the Chair’s research group.

The various bodies involved in the administration of LIAS are listed below.

Our team consists of the following members.

Leiden physicists and international colleagues from Geneva and Barcelona have confirmed the mechanism that makes magic-angle graphene superconducting. This is a key step in elucidating high-temperature superconductivity, a decades-old mystery central to physics, which may lead to technological break…

Sense Jan van der Molen and Ivo van Vulpen have been awarded the first ENW Communication Award by funding agency NWO for their Wall Formula project. The award aims to encourage scientists to communicate about their research. It consists of a sculpture and a 10 thousand euro sum for science communica…