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.

IIAS promotes critical, humanistic, and collaborative work on, with, in, and beyond Asia.

Miriam Cohen defended her PhD dissertation entitled “Reparations for International Crimes and the development of a Civil Dimension of International Criminal Justice” on 28 June 2017. She wrote her thesis under the supervision of Professor L.J. van den Herik and Professor C. Stahn.

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…

Can international organisations be held responsible for violations of international law by peacekeepers in a peacekeeping operation?

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

Are you thinking about studying Global Political Economy? Learn more and watch the introduction video.

Are you thinking about studying European Union Studies? Learn more and watch the introduction video.

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

Political Science: National and International Politics is a broad study with a lot of depth. You will study political issues at the local, national and international levels, from a variety of perspectives. You will be taught by renowned, committed professors. In Leiden you will find a real student city…

The organ in the Academy Building is 25 years old. University organist Jan Verschuren and tuner Bert Crama talk about the long history of university organs, improvising with short cortèges and their love for this organ.

This project studies social distance—the degree of sympathetic understanding that exists between people—in relation to state foreign policy making. Does, and if so how does, social distance shape political biases, aid narratives, and, ultimately, state foreign policy priorities and decisions?

This page provides an overview of the MSc International Organisation specialisation at Leiden University (The Hague). Includes curriculum, thesis seminar, small-group teaching and internship possibilities.

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…

The Leiden University Centre for International Relations (LUCIR) is a multi-disciplinary platform promoting research and education on international relations at Leiden University.

On 18 April, Alexandre Tavadian defended the thesis 'The International Civil Service: Redefining Its Independence'. The doctoral research was supervised by Niels Blokker and Brian McGarry.

The Summer School on International Humanitarian Law is designed by the Grotius Centre Kalshoven-Gieskes Forum on International Humanitarian Law. Registration is now open!

Learn about the MSc in International Politics at Leiden University: programme structure, key courses, thesis seminar and small-group instruction in The Hague.

On 23 February 2022, Cale Davis defended the thesis 'Prosecutorial Discretion in International Criminal Justice'. The doctoral research was supervised by Prof. C. Stahn en Dr. J.C. Powderly.

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.

Leiden University’s Master of Laws in International Children’s Rights (LL.M.) looks at human rights laws for children from a comparative perspective.

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

Study information

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.

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Leiden University’s Master of Laws in Advanced Studies in International Financial Law (L.L.M.) examines the complex, international and multidisciplinary area of law and finance: markets, regulation and a sustainable society.

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…

Chat with a current MSc International Organisation student at Leiden University and get first-hand insights into the programme, student life, study abroad and application experience.

Chat with a current MSc International Politics student at Leiden University to get firsthand insights into the programme, student life, study abroad and application process.

William Lippert investigates the effect of delegation to an agreement executor on success of conventional arms control agreements in Europe.

The Basics and Applications to Plant Sciences will be held physical. See below for more information.

The MSc International Organisation is offered by Leiden University in The Hague. This page explains why students choose this programme and location.

Are you thinking about studying Public Administration: International and European Governance? Learn more and watch the videos.

Learn how to apply for the MSc International Politics at Leiden University: step-by-step procedure, submitting documents via Studielink, and follow-up guidance.

Learn how to apply for the MSc International Organisation at Leiden University, including steps for submitting your documents, using Studielink, and following up.

Discover the admission requirements for the MSc in International Politics at Leiden University in The Hague: bachelor degree, 80 ECTS in political science, and English language proficiency (IELTS/TOEFL).

Discover the admission requirements for the MSc International Organisation at Leiden University in The Hague. Includes 80 ECTS, English test scores (IELTS/TOEFL), and supporting documents.

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).

This research explores how international organisations responded to the humanitarian and human rights challenges brought about by COVID-19.

Note: MSc International Organisation application deadlines at Leiden University are 1 April for students requiring a visa, and 15 May for others.