The International Court of Justice (ICJ) has commenced hearings on Israel’s ban on UN organisation UNRWA. Larissa van den Herik, Professor of Public International Law, commented on news programma NOS Nieuws.

On Friday 29 August 2025, 370 students received their Bachelor's degree in International Studies. The diplomas were awarded in the historic setting of the Pieterskerk in Leiden. Family members, friends, and staff gathered to celebrate this joyous occasion with the graduates in a packed Pieterskerk.

Twelve weeks of hard work later, the big moment has finally arrived: the third-year students of International Studies are ready to complete the 'Practising International Studies' (PRINS) consultancy programme by pitching their advice. We were invited to attend the presentations on behalf of Free Press…

After a successful pilot in 2016, the second edition of the International Arbitration Course took place at the end of August. The course is a tripartite collaboration between the Grotius Centre for International Legal Studies, the Department of Civil Law of Leiden Law School and the Permanent Court…

Are you interested in the BA programme International Studies but not yet sure what it all means?

Dying from viral infection due to organ failure and blood loss: we still know little about how it can happen. Among other things, Huaqi Tang developed an organ-on-a-chip to figure it out. 'These technologies can offer unprecedented opportunities to fight the viruses that threaten our society.' Tang…

'After my BA International Studies I decided to do the MA International Relations, and that proved to be a good choice,' Mats Radeck (23, Trier, Germany) says. He is in the last phase of the MA, working on his thesis on

Marc Koper, Professor of Catalysis and Surface Chemistry, has been elected as President Elect of the International Society of Electrochemistry (ISE). He will be President Elect for two years starting January 2019, followed by two years as President and two years as Immediate Past President.

On 12 June 2020 the ESIL Interest Group ‘EU as a Global Actor’ and City Law School London organized a Workshop on ‘The European Union’s External Action and International Law: A View From the Outside’. The event was convened by Jed Odermatt (City Law School) and Ramses A. Wessel (University of Groningen)…

We are pleased to invite abstracts for a conference on ‘Counterclaims in International Law’ to be held at Leiden University on 27 June 2024, in collaboration with Queen Mary University of London.

The Frits Kalshoven International Humanitarian Law Competition, organised by the Netherlands Red Cross and Belgian Red Cross-Flanders, lets students explore the legal framework governing armed conflict. Eight teams from Belgium and the Netherlands competed in the 19th edition (23–27 February 2026) in…

To maximise your personal development, we ensure tutorials are small-scale and staff members extremely accessible. In year one, you’ll have an average of 12 contact hours, half of which comprise lectures (in English) and the remainder tutorials (optionally Dutch or English).

From 29 to 30 October 2024, the Kalshoven-Gieskes Forum (KGF) and the Grotius Centre for International Legal Studies had the pleasure of hosting an inspiring authors’ workshop in The Hague for the forthcoming Research Handbook, Victims' Rights under Public International Law, edited by Dr Robert Heinsch…

The UN International Law Commission was established soon after the Second World War with the mandate to promote the progressive development of international law and its codification. It is a subsidiary organ of the UN General Assembly.

On 7 November 2018, Catherine Harwood defended her thesis 'Navigating Between Principle and Pragmatism: The Roles and Functions of Atrocity-Related United Nations Commissions of Inquiry in the International Legal Order'. The doctoral research was supervised by Prof. dr. L.J. Van den Herik and Prof.…

The Regular LL.M. (specialization in Public International Law) will provide you with a broad academic training.

Edwin Bakker, invited speaker, at The EU conference on the future of higher education on March 9, 2016, advocated in his presentation ‘MOOCs as drivers of change: The teacher’s perspective’ for an open and positive attitude to digital learning environments and to leverage the potential of technolog…

On 11 December 2025, students and staff members from many fields of study had the opportunity to take part in a day-long workshop on the role of the senses in ancient religions.

On 28 February and 1 March 2019, Stichting Bob Wessels Insolvency Law Collection (Foundation) held its first PhD Workshop on European and International Insolvency Law. The workshop attracted more than 25 applications from PhD students from all over Europe. At the workshop young researchers had a chance…

How did dynastic organization – that it, the employment of non-ruling family members and the development of dynastic traditions and concepts – influence state formation in both Catholic Europe and Muslim West-Asia?

On 21 and 22 November, a conference on Green Regionalism was co-organized by CompaRe and the Centre for Commercial Law in Asia of the Singapore Management University (SMU) Yong Pung How School of Law.

Arts and culture

Arts and culture

Arts and culture

Arts and culture

Arts and culture

Arts and culture

Arts and culture

Arts and culture

Arts and culture

Arts and culture

Arts and culture

Arts and culture

Arts and culture

In the studies described in this study, we introduce a novel ex vivo human skin barrier repair model. To develop this, we removed the upper layer of the skin, the stratum corneum (SC) by a reproducible cyanoacrylate stripping technique.

The CARICOM-MERCOSUR Chamber has confirmed its participation at the ‘Trade Beyond COVID-19: Building Resilience’, a public seminar organized by the World Trade Organization.

On 3 March 2022, Cambridge University Press published An Introduction to Public International Law, a co-authored textbook led by Cecily Rose.

On Monday, 18 January 2016 the Grotius Centre for International Legal Studies hosted a roundtable on the practice, process, strategy and impact of the amicus curiae in international criminal trials.

Aileen Schuurmans finished her MA International Relations this summer. She wrote an article titled 'How to Change the Story of the Pandemic with Daoist IR', which got published on E-International Relations, the world’s leading open access website for students and scholars of international politics.

It is difficult to hold international organisations (IOs) accountable for human rights violations. Gisela Hirschmann (Institute of Political Science, Leiden University) introduces the concept of pluralist accountability, whereby third parties set the standards for IOs’ actions in relation to human rights,…

Reasserting America in the 1970s brings together two areas of burgeoning scholarly interest.

On 16 February, Leiden University participated in the Dutch National Rounds of the 2024 Philip C. Jessup International Law Moot Court Competition, the world's largest moot court competition featuring participants from approximately 700 law schools across the world.

What are International Studies Alumni doing after graduation? Get to know Guido, Paulien and Lennart. They all studied International Studies at Leiden University in The Hague and are now working in three different fields.

An interdisciplinary team of Leiden researchers has discovered that wasting syndrome, a severe byproduct of tuberculosis, is the same for all humans and animals studied. The discovery offers new opportunities to investigate the still insufficiently understood condition. The scientists also developed…