There is much unrest among local stallholders in Utrecht. Owners who for decades had a permanent pitch for their stall are no longer guaranteed this due to new European regulations. So no more benefits for the current stallholders which is causing them great uncertainty and frustration.

The central question is whether the current regime of international humanitarian law governing the conduct of hostilities in armed conflict is still adequate to deal with modern conflict scenarios, or whether it needs revision or amendment.

ISBA2025

The International Institute of Air and Space Law (IIASL) offers PhD candidates the possibility to enroll in the IIASL PhD Track.

The development of space resource activities is happening now. In the absence of a clear framework to govern these activities, there is a need to examine the concepts that are being discussed in order to ensure that they meet existing treaty obligations regarding on-orbit operations and space resource…

Financialization has become the go-to term for scholars grappling with the growth of finance. This Handbook offers the first comprehensive survey of the scholarship on financialization, connecting finance with changes in politics, technology, culture, society and the economy.

PhD Candidate Sabine K. Witting has published an article ‘Regulating bodies: child sexuality in the digital era’ in the Critical Quarterly for Legislation and Law, Vol. 1 2019.

This book questions the accepted origins of the field of International Relations (IR). Commonly understood to have emerged from the horrors of WW1 with the goal of bringing about world peace, the authors argue that on the contrary, IR came from a somewhat less noble tradition – that of the Round Tab…

Find out all you need to know about a visa and residence permit application with a member of the Admissions Office

The coming two years the Van Vollenhoven Institute (VVI, Leiden University) and ICEL (the Indonesian Center for Environmental Law) will collaborate to improve environmental regulation in Indonesia.

Are you thinking about studying Global Conflict in the Modern Era? Learn more and watch the introduction video.

Jens Iverson, Assistant Professor of International Law and a Researcher in the Jus Post Bellum Project, defended his Ph.D. dissertation on 21 September 2017.

Following a highly successful first edition, we are delighted to announce the second Leiden eLaw Summer School on ‘Regulating AI in the EU Digital Market’ taking place from 23 to 27 June 2025, both in person in Leiden and online.

From 27 to 31 January, a workshop on the regulation of plastic pollution based on scientific evidence will be held at the Lorentz Center in Leiden.

Read more about the International Network Open Science & Scholarship Communities in our Vision and Mission statements.

What legislative and regulatory questions arise when children, adolescents or elderly people use the Internet?

Maritime conflict management is the regulation of conflict in relation to the sea. It comprises conflict enforcement, conflict resolution and conflict avoidance. How did victims of maritime conflicts claim and obtain damages or demand compensation or reparation?

This article on private active cyber defense by Dennis Broeders is part of a special issue of the Journal of Cybersecurity, based on a selection of contributions taken from the 2019 Conference on Cyber Norms organized by The Hague Program for Cyber Norms.

In 2014, the Dutch Ministry of Defence received signals from employees and former employees suspecting that they had become ill from working with chrome paint and CARC. Among them, former and current employees who had previously worked at the former American storage sites (POMS-sites). As a response,…

On 16 November 2022, the Europa Institute hosted an online panel discussion on the fragmentation of the application of the EU antitrust rules across the EU. The event inaugurated the Leiden Competition Talks webinar series on the functioning of the EU antitrust enforcement framework.

This inaugural lecture discusses the question: How to cooperate in the digital era?

On Friday 2 December 2016, an international, multidisciplinary Research Conference on “Private law and market regulation – interaction, interference or inconsistency?” will be held in Leiden, hosted by the Coherent Private Law research group of Leiden Law School. The conference will be focused on two…

PhD candidate at the Parenting, Child Care and Development programme group Wei Li examined longitudinally the role of parents in self-regulation of young children in the Netherlands and China during their first two years of life. Li also specifically focused on the role of grandparents in China. This…

Workshop brings multidisciplinary experts together to debate proposed detection technologies and their impact on fundamental rights.

This article traces the evolution of interpretations of international law and international cyber norms on responsible state behaviour in cyberspace by reassessing five major – and allegedly state-led – cyber operations: Stuxnet 2010; Belgacom 2013-2014, the Ukrainian power grid 2015, the US presidential…