This project aims to answer legally relevant questions in the field of consumer law by means of empirical research.

The Institute of Tax Law and Economics at Leiden Law School has three departments: the Department of Tax Law, the Department of Economics and the Department of Business Studies. The Institute brings together research and teaching at the point at which, on the one hand, law and, on the other, fiscal…

Recent insolvency cases highlight the growing importance of cross-border insolvency matters in international transactions. To this end, many instruments have been introduced and implemented in recent years across the world. At this page we present a selection of relevant instruments in the field of…

This master’s programme introduces the student to philosophical issues arising at the intersection of law, politics, and policy. This master’s programme is meant for students who wish to combine a master’s in Law, Political Science, Public Administration, or an adjacent discipline with a master’s in…

For the duration of 2022, Leiden is the European City of Science. That means a year in which Leiden will be the European knowledge platform, with a 365-day program full of science, art and culture. Of course, the faculty of humanities will also be a part of this year.

With regard to governance, policies and law, many Muslims and Muslim countries recognise the possibility that Islam has something important to say about the way society is to be ordered, governed, and regulated.

Everyone most obey the law. If you don’t, you will face the police and the courts. The application of national, European and international criminal law would seem to be a matter of following the letter of the law. But the reality is more nuanced. Criminal law scholars and criminologists from very different…

The Summer School on International Humanitarian Law is designed by the Grotius Centre Kalshoven-Gieskes Forum on International Humanitarian Law. The announcement for the next edition is scheduled to take place in January 2025.

Leiden Law Practices (LLP)

Press freedom in Indonesia is still under pressure, despite the demise of Soeharto’s regime in 1998

On 8 September the students of the European Law Master gathered in the Lorentzzaal for the festive opening of their programme.

On 28 February 2019 the Stichting Bob Wessels Insolvency Law Collection will hold a PhD workshop on European/International Insolvency Law to which PhD students form Europe and beyond are invited. It provides PhD students with a venue to present their ideas, but also the challenges and questions they…

Are you thinking about studying the Advanced LL.M. Public International Law? Learn more and watch the videos.

Indonesia’s labour law regime has changed profoundly since 1998, reflecting the sweeping social and political developments that followed Soeharto’s fall from power.

This volume was edited by Jeroen Duindam, Jill Harries, Caroline Humfress, and Nimrod Hurvitz.

The Center studies the social, legal and normative impact of emerging digital technologies.

The main objective of the Telders International Law Moot Court Competition is to challenge students to excel in international law, consequently testing their creativity and powers of persuasion in a friendly competition. Students and academic staff throughout Europe consider participation to be a great…

On 18 December 2019, Mikhail Antonov defended his thesis 'Formalism, Realism and Conservatism in Russian Law'. The doctoral research was supervised by Prof. W.B. Simons.

The Institute of Criminal Law and Criminology is committed to international cooperation and exchange.

Organized by the Grotius Centre for International Legal Studies, this programme enables students and professionals from all over the world to engage in discussions on the prospects and challenges of international criminal justice. The announcement for the next edition is scheduled to take place…

The revolutionary organizations in Paris and Berlin around 1848.

In this article, Madeleine Hosli, Professor of International Relations at the Institute of Security and Global Affairs, and Jaroslaw Kantorowicz, Assistant Professor at the Institute of Security and Global affairs, discusses the relevance of structural variables in a time where European politics are…

Are you thinking about studying Air and Space Law ? Learn more and watch the videos.

How can party bans be justified? Which parties were banned in post-war Europe – and why? Do militant democracy instruments work? Is an international militant democracy concept in the making?

The Faculty of Law is becoming more sustainable in many ways, both in teaching and research.

Are you thinking about studying the Advanced LL.M. Law and Digital Technologies? Learn more and watch the videos.

Are you thinking about studying the Advanced LL.M. Civil and Commercial Law? Learn more and watch the videos.

Are you thinking about studying the Advanced LL.M. Law and Finance? Learn more and watch the videos.

We encourage applications of visiting scholars whose research interests and activities are in line with our research programme 'Effective Protection of Fundamental Rights in a Pluralist World' or our Key Research Themes. Our dynamic, multidisciplinary research programme aims to bring together researchers…

Dr. Vicky Kosta (Europa Institute, Leiden University), together with Professor Niamh Nic Shuibhne (University of Edinburgh), provided a course on “Cultural Diversity and European Law” at the EUI’s Academy of European Law two-week summer course in June 2023.

The Manfred Lachs Space Law Moot Court competition was held in Vienna between 8 and 12 April 2024. This event was organised by the European Centre for Space Law in collaboration with the University of Vienna. The team comprised David Eagleson, Solène Flambeaux and Aleksandra Spyra, current students…

On 16 and 17 June, the Academy for European Law in Trier organized its annual conference on European migration in Brussels.

The article examines how Southern European member states' newspapers portray European irregular migration governance.

This project looks at the current practices of marriage law in Indonesia. It examines the often ambiguous views different groups hold of marriage, from local villagers in Bengkulu to women’s activists in Jakarta, and how these relate to the development of national law on the one hand and local practices…

This volume provides an authoritative, cutting-edge resource on the characteristics of both technological and social change in warfare in the twenty-first century, and the challenges such change presents to international law.

Dr Kosta spoke at the conference entitled 'Academic freedom in action: a step forward in safeguarding democracy', which took place Strasbourg on 13 and 14 November. The conference brought together experts, lecturers and policymakers to underline the democratic mission of higher education and the importance…

The Board of Leiden University has appointed Armin Cuyvers as a full professor of European Law, specifically EU Constitutional Law and Comparative Regional Integration, effective per 1 September 2021.