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

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 announcement for the next edition is set for December 2025, with…

Taking the changing landscape of international cyber security and cyber conflict as a point of departure, The Hague Program on International Cyber Security focuses on the various modes of governance that states and other actors can bring into play to deal with and shape the strategic changes and challenges…

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

Note the application deadlines for MSc International Politics at Leiden University: 1 April for visa-required applicants and 15 May for EU/EER applicants, with separate housing deadlines.

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.

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.

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

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.

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…

The Summer School on International Humanitarian Law is designed by the Grotius Centre Kalshoven-Gieskes Forum on International Humanitarian Law. The announcement for the next edition is set for December 2025, with registration beginning in January 2026.

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.

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

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.

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.

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.

Our research is grounded in historical and regional contexts, taking a wide perspective towards a broad range of theories and concepts. Our time frame is flexible, but we mostly focus on the contemporary, post-World War II era. We value regional and linguistic expertise. Our researchers investigate…

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

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

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

Study information

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

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.

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).

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).

Conference

On 1 October 2019 the Hazelhoff Centre for Financial law hosted its 19th guest lecture starring Paul Sharma, managing director at Alvarez & Marsal and co-head of the European Financial Industry Regulatory Advisory Services practices.

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…

Explore the extra challenge options for the MSc International Organisation at Leiden University: Honours education, Leiden Leadership Programme and interdisciplinary master classes.

Explore the extra challenge options for the MSc International Politics at Leiden University, including honours tracks, leadership programmes, and interdisciplinary seminars.

International organisations that represent collaborations between States are becoming increasingly more powerful, and they have an increasing impact on our daily lives. For example, the European Court of Human Rights in Strasburg established that minors have a right to legal aid immediately following…

Are you thinking about studying this Advanced LL.M. International Children's Rights? Learn more and watch the videos.

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Pensions not tailored to the self-employed, working mothers with stagnant salaries and people unable to find work due to incapacity. Pim Koopmans was recently awarded a PhD from Leiden University for his research on these issues and the corresponding financial risks.

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.

Study information

Study information

Learn how to apply for the MSc International Organisation at Leiden University in The Hague. Covers admission requirements, deadlines, required documents and the application procedure.