Breda features prominently in a Microsoft customer story about AI, but the city says it is not advertising. Reijer Passchier, Assistant Professor of Constitutional Law and Professor of Digitalisation at the OU, warns that ‘considering the democratic rule of law, local governments should not lend themselves…

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

This article investigates the causes and examines how differing public perceptions of the rule of law contribute to this trend.

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?

On Tuesday 17 October 2017 Alexandre Genest defended his PhD dissertation ‘Performance Requirement Prohibitions in International Investment Law’ as part of a double PhD programme at the Universities of Leiden and Ottawa. The Supervisors are Professors M.E. Koppenol-Laforce. F. Baetens (Universities…

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…

Leiden Law Practices (LLP)

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. Registration is now open!

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

It occurs on a regular basis: a public administrator resigns or is dismissed when their integrity is at stake. To what extent does that damage their image? Geerten Boogaard, Professor of Local Government, discusses this in an item published by regional public broadcaster ‘Omroep Gelderland’.

Dr. Gruni published an article on the impact on sustainable development in the EU Common Commercial Policy of recent Opinion 2/15 CJEU on the Global Trade and Customs Journal.

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…

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.

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

The Council of State in the Netherlands gave a ruling in the so-called Porthos case which revolves around the exemption currently in place for nitrogen emitted during the construction of major projects such as housing. The Administrative Law Division of the Council of State ruled that the partial construction…

How to explain the apparent high success rates of the EU infringement procedures, which are the major tools for enforcing EU law, against the member states?

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

Leiden University opened its doors in 1575 – the very first university in the Netherlands. The law faculty was involved from the start and so in 2025 they, too, were celebrating their 450th anniversary.

On Thursday evening, three local councillors from the ONS.Vlaardingen party walked out of a council meeting during a vote on a no-confidence motion. One councillor even went home after the vote out of dissatisfaction with the proceedings. The no-confidence motion against Vlaardingen's municipal executive…

The social coalition 'Over Informatie Gesproken' (meaning ‘Speaking of Information’) recently approved eleven grant applications for research aimed at improving the information relationship between the government and the citizen. Meuwese and Çapkurt’s grant application for research into algorithmic…

From deepfakes and disinformation to killer robots, surgical robots and AI lawmaking: AI (Artificial Intelligence) is changing our world. That raises the question whether this requires some form of regulation. At eLaw, the Center for Law and Digital Technologies at Leiden University, prof. Bart Custers…

Mental health issues in the Dutch court: The criminal court as a border guard between the regular Mental Health System and the Criminal Justice system?

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

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.

How can more people take ownership of technology? Underlying this question is the assumption that not enough people currently own technology. According to Reijer Passchier, Associate Professor of Constitutional and Administrative Law in Leiden, and Professor of Digitisation and the Democratic Rule of…

The Role of Law in Libya’s National Reconciliation (RoLLNaR) was a research project that ran from 2017 to 2020. It identified and assessed the role of law – both actual and potential, enabling and constraining – with regard to major challenges of reconciliation in Libya. The project was led by Dr. Suliman…

Nadine Raaphorst wrote an chapter for The Oxford Handbook of Administrative Justice about how two notions of fairness are studied in street-level bureaucracy literature and about the factors that influence how bureaucrats behave in this regard.

How is the effect of kleptocracy on foreign policy change mediated by the political-administrative relationship?

Robert Pee, William Michael Schmidli (Eds.) This book posits that democracy promotion played a key role in the Reagan administration’s Cold War foreign policy.

The Institute for Philosophy at Leiden University is host to the NWO programme,

The individual in the EU: The application of insights from social psychology to improve the legitimacy and conflict-solving capability of the EU

The International Institute of Air and Space Law’s (IIASL) Research in Aerospace Law & Policy series features early-stage research, policy analysis and position papers. Published work includes preliminary findings, policy recommendations and institutional reports through which the IIASL aims to inform…

Have you ever wondered what makes immigrants legally different no matter which legal system they have moved into and no matter what rights have been granted there? Have you ever wondered why immigrants are considered ‘the other’ despite claims that their ‘integration’ and non-discrimination is a top…

The Municipality of Dronten is temporarily bailing out the Central Agency for the Reception of Asylum Seekers (COA) in Ter Apel by accommodating 360 asylum seekers at the Biddinghuizen event site in the province of Flevoland. This helps the COA avoid a sky-high fine. Rowie Stolk, Assistant Professor…