Leiden University’s Master of International Civil and Commercial Law (L.L.M.) examines the interrelated layers of hard law, soft law, and relevant case law.

In our European and International Business Law Advanced Master programme, you learn to decipher the hierarchy of European & international business law

This article studies the perceived legitimacy of EU enforcement actions.

Our Master Law in European and International Human Rights Law (LL.M.) looks at the various human rights protection mechanisms from a comparative perspective

Jus post bellum, the body of laws and norms governing the transition from armed conflict to peace, has emerged as a crucial issue for international law scholars, governments, and all concerned with building a just and sustainable peace. The Jus Post Bellum Project, funded by the NWO and hosted by the…

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 30 November 2016, Cecily Rose participated in a Symposium held at the T.M.C. Asser Institute on 'A Court for the World? Trust in the ICJ 50 years after South West Africa'.

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?

On 9 April 2019, Yudan Tan defended her thesis 'The Rome Statute as Evidence of Customary International Law'. The doctoral research was supervised by Prof. dr. W.A. Schabas.

The International Institute of Air and Space Law (IIASL) offers PhD candidates the possibility to enroll in the IIASL PhD Track. It is designed for 'external' PhD candidates (buitenpromovendi), who seek to pursue a PhD in Air Law or Space Law while honouring their professional commitments in paralle…

The European Society of International Law (ESIL) awarded its 2020 Book Prize to Daniel Peat, an Assistant Professor of Public International Law at the Grotius Centre for International Legal Studies at Leiden Law School. The ESIL Book Prize is awarded annually 'for an outstanding published work in the…

Master

On 8 July 2020, Andres Sarmiento Lamus defended his thesis 'The Proliferation of Dissenting Opinions in International Law'. The doctoral research was supervised by Prof. L.J. van den Herik and Prof. Y.A.A.S. Radi (UCLouvain).

We are glad to present our new research report on Exploring the Frontiers of International Law (EFIL). International Law has traditionally been one of the flagship areas of the Leiden Law School. The report provides a taste of our rich research agenda in international law.

Are you thinking about studying European and International Business Law? Learn more and watch the videos.

Are you thinking about studying European and International Human Rights Law? Learn more and watch the videos.

Hart Publishing in Oxford has published the first book in a series entitled ‘Restatement of Labour Law in Europe’. This particular book deals with the question of which employees are protected by labour law (‘The concept of employee’).

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.

This course explores international arbitration as one of the most common methods of international dispute settlement. You will gain an in-depth understanding of international arbitration through the analysis of its role as a mechanism of dispute settlement, its institutions, the fields of law it is…

This book presents concrete solutions for managing the legal risks distorting the development of various areas of EU law. It pursues an innovative and effective approach to identify legal risks, their causes at the EU level and their impacts on the functioning of the Union and its Member States. It…

In this lecture professor Harding considered the implications of Asia's 21st-century rise for its legal systems and our approaches to studying them in the new situation we confront in the early 21st century.

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.

This course provides an insider perspective into the work of international criminal courts and tribunals. You will learn about the investigation and prosecution of international crimes in The Hague.

How should jurisdictions, both on the national and on the supra-national level, handle the interaction between public and private law where it regards the regulation of financial markets?

The International Labour Organisation (ILO) was established in 1919 based on the premise that social justice is a condition for lasting peace. On February 2019 the ILO celebrated its 100th anniversary with an international symposium to consider the future of the ILO.

Misha Plagis, assistant professor at the Grotius Centre of Public International Law wrote a paper together with Dr Nicole De Silva (Concordia University) entitled 'NGOs, international courts, and state backlash against human rights accountability: Evidence from NGO mobilization against Tanzania at the…

'The EU should not give way under pressure as the war continues,' writes Joris Larik, assistant professor of European law, in an opinion piece that was recently published in Dutch newspaper FD.

On 24 juni 2021, Jing Zhang defended his thesis 'The Rationale of Publicity in the Law of Corporeal Movables and Claims'. The doctoral research was supervised by Prof. H.J. Snijders and J.A. van der Weide.

Chemical weapons in the Syrian war, violation of human rights in North Korea and genocide in Myanmar: recent years many United Nations commissions of inquiry published shocking reports. Catherine Harwood studied those commissions and their roles and functions. On November 7 she will defend her PhD d…

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?

Published by Brill Nijhoff and written by leading experts including national judges, academics and practitioners East African Community Law is the first comparative as well as open access textbook on EAC law. The book provides a key resource for the research, teaching, and practice of EAC law. It also…

Every year, the Netherlands Red Cross and Belgian Red Cross-Flanders organise the Frits Kalshoven IHL Competition. This competition aims to provide students with an opportunity to practically engage with IHL, the rules that govern the conduct of war, by attending expert lectures and workshops, engaging…

The International Health Regulations are a set of binding rules which organise the global response to viral outbreaks and other similar transboundary risks to public health.

On Monday 30 May 2016, the Assistant High Commissioner for Protection at UNHCR, Mr. Volker Türk, delivered the Keynote Address at the Advanced Course on International Criminal Justice, Migration and Human Trafficking at the Peace Palace in The Hague.

On 21 April 2022, Cleveringa Professor Jan Grabowski visited Leiden. The theme of his visit was the role of law and historiography in shaping collective memories.

On 18 May 2011, Dr. Ben Knapen, Minister for European Affairs and International Cooperation, delivered the annual Van Vollenhoven Lecture on “Rule of Law and Development”.

Are you interested in current affairs, developments in society and people? Are you highly motivated, willing to be challenged and able to go just a bit further in finding creative solutions to legal issues, then Rechtsgeleerdheid is the master’s programme for you.

In his thesis Tjandra analuses the development of labour law in Indonesia. He focusses on the developments after the fall of the Soeharto regime (1998), the so called reformasi period.

This article provides an all-inclusive overview of public diplomacy literature that relates to a myriad of issues and has been studied from various points of view.

This book is part of a series which sets out a restatement of labour law in Europe. Its second volume looks at atypical employment relationships in Europe.