We would all like to live in a world in which individuals feel safe, conflicts are resolved peacefully and the interests of future generations are taken into consideration. At Leiden University legal scholars investigate to what extent public international law meets the needs of a globalised society.…

Public International Law is a one-year Master’s specialisation at the internationally acclaimed Leiden Law School at Leiden University. The programme focuses on the legal framework that governs international relations in an increasingly complex global society.

Our Master Public International Law (L.L.M.) you will gain understanding of the legislation that governs international relations in a complex global society

This PhD dissertation examines international responsibility for the crime of aggression from a public international law perspective. Under customary international law, as well as the amendments to the Rome Statute of the International Criminal Court adopted in the Review Conference in Kampala in 2010,…

How can international investment law and arbitration take account of the public interest in, and more broadly, the public dimension of, the relations between foreign investors and host States ?

Rutsel Martha, former Minister of Justice of the Dutch Antilles, former General Counsel of Interpol and alumnus of Universiteit Leiden, elaborated on the position of states and intergovernmental organizations (IGOs) in international financial law.

The world is full of wars, and no war is without its dead. What happens to the bodies of fatal casualties of armed conflict? The winner of the faculty Jongbloed Thesis Prize 2015 is Welmoet Wels (Public International Law). Her thesis Dead body management in armed conflict: paradoxes in trying to do…

The institute that focuses on Public Law is as broad as the field itself. The Institute of Public Law has six departments, each with its own research agenda.

The Advanced Master's specialization International Criminal Law at Leiden University examines international criminal law and international criminal procedure.

Amy Strecker assesses the institutional framework for landscape protection, analyses the interplay between landscape and human rights, and links the etymology and theory of landscape with its articulation in law.

The Institute of Public Law comprises all areas of public law, with the exception of criminal law and including labour law.

The Kalshoven-Gieskes Forum on International Humanitarian Law and the Grotius Centre for International Legal Studies hosted the second annual “International Humanitarian Law Clinic Exchange Conference”, from 8 to 14 December 2016, in The Hague. The idea to organize the conference stems from a collaboration…

This book is the first to incorporate current academic literature and case law on European, transnational, and international media law into a comprehensive overview intended primarily for students.

The Grotius Centre for International Legal Studies, in collaboration with the Cambridge Centre for Environment, Energy and Natural Resource Governance (‘C-EENRG’, University of Cambridge) and the ESIL Interest Group (IG) on International Criminal Justice, is pleased to invite public international scholars,…

How do commissions of inquiry operating in conflict situations utilize international law, and how can inquiry findings be utilized by other bodies belonging to the international legal community?

Just published: Nederlands internationaal privaatrecht Special issue: Private international law and finance

Cathalijne van der Plas will become Professor of Private International Law (0.4 fte) at Leiden University as of 1 October 2021. She succeeds Prof. Sierd Schaafsma who has become a judge at the Supreme Court as of 1 May 2021.

The Private International Law Department provides academic education and performs research in the field of private international law.

Loopholes in international tax legislation contribute to the misuse of tax rules by multinationals. Leiden University legal experts investigate how the complex national and international tax rules can be made more consistent in order to create a better tax system.

This publication examines the issues regarding the cross-border resolution of financial institutions, focusing on the power allocation between the home and host resolution authorities, i.e. the jurisdiction rule.

The international legal order is in a process of transformation. But how transforms globalization the international legal order? This research programme provides a clearer framework to analyze this..

On 27 October 2015, four talented international students from Leiden University/Campus The Hague and the International Institute of Social Studies received the Wim Deetman Scholarships 2015-2016.

The International Air Law Moot Court Competition is a unique opportunity for students seeking to gain experience in the development of arguments in the field of international law and international air law, while also establishing contacts around the world.

This book offers a comprehensive analysis of the international law applicable to cyber operations, including a systematic examination of attribution, lawfulness and remedies. It demonstrates the importance of countermeasures as a form of remedies and also shows the limits of international law, highlighting…

Are UN sanctions regimes in need of further formalization in terms of substantive design, procedural architecture and with a view to regulating and governing the interplay with other regimes?

The Philip C. Jessup International Law Moot Court Competition is the world’s largest moot court competition. The Competition is a simulation of a fictional dispute between countries before the International Court of Justice. This year more than 570 law schools from across the world participated.

The International Institute of Air and Space Law is one of the leading international academic research and teaching institutes in the world, specialising in legal and policy issues regarding aviation and space activities in the broadest sense of the word.

On 30 June 2016, Eesa Fredericks is expected to defend his Ph.D.-thesis ‘Contractual Capacity in Private International Law’ in Leiden. Supervisors are prof. Sierd J. Schaafsma (Leiden) and prof. Jan Neels (Johannesburg).

The Summer School on International Humanitarian Law is designed by the Grotius Centre Kalshoven-Gieskes Forum on International Humanitarian Law. The 6th edition will take place from 4 to 8 July 2022 in The Hague.

On 21 February 2019, Ruben Zandvliet defended his thesis 'Trade, Investment and Labour: Interactions in International Law'. The doctoral research was supervised by Prof. dr. N.J. Schrijver.

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 19th edition of the International Criminal Law Summer School will…

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…

In this policy brief, Dennis Broeders, Els De Busser and Patryk Pawlak discuss attribution of in cyberspace from three different perspectives: criminal law, international law and policy. Published together with EU Cyber Direct.