Senior Researcher at the Institute of Security and Global Affairs and Associate Fellow of The Hague Program of Cyber Norms François Delerue was awarded the 2021 Book Prize of the European Society of International Law for his book Cyber Operations and International Law published by Cambridge University…

The Leiden University Team became the runner-up at the finals of the 42nd Edition of the Telders International Law Moot Court Competition, which was held at the International Court of Justice at 25 May.

Salvador Santino Regilme, Jr. Associate Professor of International Relations and Program Chair of MA in International Relations, has been honored with the Cecil B. Currey Book Award for 2023. The accolade, presented by the Association for Global South Studies (AGSS), recognizes Regilme’s exceptional…

My research project aims to analyze reasons of the European Union’s (EU) inadequacy to develop a strong Common Security and Defense Policy (CSDP) with regard to the role of main EU member states, namely Germany and the United Kingdom (UK) and find the answer of how the EU overcome the CSDP question…

International peacebuilding organisation International Alert has moved to The Hague. Professor by special appointment Public Affairs Arco Timmermans understands very well why the organisation has chosen this city. Dutch radio show ‘De Ochtendspits’ hosted by BNR news radio asked him to elaborate.

Leiden University’s Political Science and International Studies programmes have consolidated their firm academic reputation. In the 2017 QS World University Rankings, Leiden ranks 26th among the most valued institutes worldwide. Within the Netherlands, Leiden has retained the first position.

Researchers Dr. Natascha van der Zwan and Dr. Philipp Golka from the Institute for Public Administration have started an evaluation of Dutch pension funds at the request of the Monitoringcommissie Code Pensioenfondsen. Focus of the evaluation is the role of internal supervision in ensuring good governance…

Ilya Kokorin, Meijers PhD candidate at the Department of Financial Law, has been awarded the Gold Medal in the prestigious competition of the International Insolvency Institute (III), the 2020 Prize in International Insolvency Studies.

Hugo de Groot, one of history’s most famous legal scholars, was already studying arts and law in Leiden at the age of 11. How did his career take off from that point and who inspired him?

This workshop intends to bring together early-career researchers from different fields working on international organizations, to discuss methodological challenges together with peers and established scholars. A combination of a master class, keynote lectures, and roundtable discussions aims at providing…

The Netherlands is an open country and should remain so. This is what the rectores magnifici of the Dutch universities write in an opinion piece. Because academic training that does not provide enough of an international perspective lacks quality and relevance to the job market and society.

The staff of the Master of Laws: Advanced Studies in International Children’s Rights is extremely proud.

In ten years, it is projected that ten percent of global civil aviation operations will be unmanned. Are the current international aviation laws and regulations up to these technological developments? Fernando Fiallos will defend his dissertation on 14 November 2019.

The number of international organisations has increased over the last decades. As has the number of cities interested in housing these organisations. International organisations bring wealth to cities and help improve their reputation. They often act as a magnet for other international corporations.…

The number of students enrolled at Leiden University remained stable this year. As at other Dutch universities, the growth in recent years seems to have levelled off. Leiden University is also following the national trend in terms of intake at the bachelor’s and master’s levels. The number of international…

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.

Recent graduates of the Adv. LL.M. in Air and Space Law presented their paper titled

On 29 and 30 January, The Grotius Centre for International Legal Studies hosted the Dutch Qualifying Round of the 2019 Philip C. Jessup International Law Moot Court Competition.

Markus Kornprobst writes about managing international crises.

Graduating in international law and fulfilling a childhood dream by performing your own theatre show. Alumna Fleur Verhoeff has achieved both. How did she go from studying law to the performing arts? And how does her background in international law help?

The International Astronautical Congress (IAC) that took place last week in Paris was extremely successful for IIASL.

Leiden’s International Institute of Air and Space Law (IIASL) was delighted to co-organise the 15th edition of the Leiden-Sarin International Air Law Moot Court Competition alongside this year’s host, the National Autonomous University of Mexico (UNAM) in Mexico City. The event brought together around…

Have you had your eye on one of our Summer Schools? Or perhaps a Summer School elsewhere to complement your Law Master, but you have not been able to decide whether it has enough added value? One of our international alumni, Mariasole Forlani, tells us enthusiastically about her experience of the international…

Mathematicians from Bordeaux, Leiden and Padua have been working together for 20 years. In 2004, they started a two-year mathematics master's degree in Algebra, Number Theory and Geometry (Algant). They celebrated the 20th anniversary of this consortium at the Algant graduation ceremony in Leiden.

For the Dutch Safety Board (DSB), the investigation into the MH17 plane crash was unprecedented in scope. It wasn’t easy, but it provided valuable lessons for international disaster investigations, says Sanneke Kuipers, a crisis expert from the Institute of Security and Global Affairs.

Yra van Dijk obtained a NWO 'Internationalisation in the Humanities' grant. Together with Ernst van Alphen she will collaborate with 8 European and Israelian partners in researching 'Digital Memory of the Holocaust'.

The Leiden University Medical Center (LUMC), the Danstem Institute from the University of Copenhagen and the Murdoch Children’s Research Institute in Melbourne have received 300m euros from the Novo Nordisk foundation. The aim of this new international consortium is to bring stem-cell based therapies…

A new series of webinars, the Cleveringa Dallaire Critical Conversation Series, begins on 22 September. In this series of online conversations, expert panels from Leiden and abroad will talk about leadership and moral dilemmas in times of conflict and crisis. The series is open to all.

On 15 April 2017, the Journal of WTO and China published Richard Jiang's article entitled 'Can Public International Law Play a Role in China - Raw Materials II?'

This international workshop seeks to bring together an international and interdisciplinary group of scholars to work on the interrelated aspects of ancient and early medieval walls in the Mediterranean and northwestern Europe throughout the first millennium CE. The keynote address will be given by Hendrik…

How does a lecture work? What does Urban Studies entail? What are International Studies’ career prospects? During the Experience Day, prospective students were given the opportunity to learn more about the programmes of the Humanities Faculty in The Hague.

During his bachelor's programme in International Studies, Tom de Groot became fascinated by the theme of peace and security. Now he designs and moderates training courses to help professionals develop further in this field.

Starting September 2022, Foteini Tsigoni is tasked by the Faculty of Archaeology to bring the different nationalities within the faculty community together. Herself an international student, she experienced culture shock wile adapting to the Dutch way of life, and is committed to help out new and current…

The International Institute of Air and Space Law was delighted to host the 14th edition of the Leiden-Sarin International Air Law Moot Court Competition – for the first time – in Leiden! After three years of online mooting owing to the pandemic, this year’s competition was held again in person.

Students greatly benefit from an interdisciplinary learning environment that makes connections with various stakeholders and tackles real-world challenges. This environment allows them to produce innovative and impactful results. As part of their studies, students from the International Institute of…

On 29 August 2025, the Advanced Studies in International Children’s Rights programme celebrated its 10th anniversary with alumni, partners, and friends, marking the milestone with reflection, dialogue, and the launch of a new Education Fund.

Hortus botanicus Leiden is the first Dutch garden to receive an accreditation from Botanic Gardens International (BGCI). The Conservation Practitioner Accreditation is a certificate that recognizes the policy, knowledge & expertise and education with regard to plant conservation at an international…

The International Institute of Air and Space Law hosted a book launch event at the Leiden Law School on March 20, 2025, featuring the launch of two important publications in the field of air and space law.

On 18 June, 2015, Erik Kwakkel was elected to the Comité International de Paléographie Latine (CIPL), a scholarly committee that specializes in the study of the medieval book.

In recent years, much research has been conducted at the Department of Labour Law on the topic of sustainability and fundamental labour rights. Linked to this field is a journal: the International Labor Rights Case Law Journal (ILaRC).