Some governments and companies are pursuing a more circular economy, but what is the best way to get there? An international group of industrial ecology researchers wrote a report that stresses the importance of including the scientific side into policies and practices. ‘We feel an obligation to support…

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.…

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

How should the international community of states respond to genocide, war crimes and crimes against humanity? How can the perpetrators of international crimes be brought to justice? How can international crimes be prevented? How can the international community of states promote international consensus…

A circular economy in which all resources are reused is a prerequisite for a sustainable world. As EU president, the Netherlands can give a firm impetus to this economic shift. This is the message of Leiden Professor of Industrial Ecology, Arnold Tukker, in his inaugural lecture on 26 February.

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

The Service Centre International Staff provides advice and different services to all international employees and guest researchers pursuing their academic careers in Leiden.

This thesis attempts to interrogate post-1991-2015 political development in Ethiopia, focusing on the political discourses espoused by the government and opposition, using the discourse analysis method and securitization theory.

How can the support for a collaborative approach to global challenges be increased, in times when international organisations’ capacity to act is under threat? Gisela Hirschmann (Leiden University) and Cornelia Ulbert (University of Duisburg-Essen) suggest a number of options.

An international consortium headed by the Leiden-Delft-Erasmus Centre for Sustainability has been awarded a subsidy for research on the circular economy where all raw materials are recycled.

This article offers an inaugural assessment of how silences implicate international law-making in cyberspace through descriptive and normative lenses.

In a week in which the threat of violent protest against taxi platform Uber made headlines from Athens to Amsterdam, Jorrit Rijpma (Europa Insitute) and Sophia Ranchordás (Groningen University) organised an Leiden Law Exchange (LLX) Roundtable on the recent judgment of the European Court of Justice…

Study the MSc in Political Science: International Organisation at Leiden University in The Hague. Learn about international institutions, governance, and global policy.

If you are from abroad and you want to work at Leiden University, there is quite a lot to arrange.

The province of Zuid-Holland faces a wide range of global sustainability issues caused by urbanisation, intensive horticulture and industry. The universities of Leiden, Delft and Rotterdam have the in-house expertise to define knowledge questions, set up research programmes and test results, says Prof.…

This edited volume explores how artificial intelligence (AI) is transforming international conflict in cyberspace.

BSc degrees: ‘Political Science’, ‘International Relations and Organisations’. MSc degree: Political Science, with specialisations ‘International Organisation’; ‘Dutch Politics; ‘Nationalism, Ethnic Conflict, and Development’; ‘International Politics’; ‘Political Legitimacy and Justice’; ‘Democracy…

Study information

Two researchers from the Institute of Political Science were recently awarded prizes. Claire Vergerio received the Francesco Guicciardini Prize for her book on the historical origins of the primacy of the state in international law ('best book in the historical international relations category'). In…

Four famous alumni introduced their favourite films at Leiden International Film Festival.

2025

Study information, Online Experience

The International Arbitration Training Course, offered by Leiden Law School in cooperation with the Permanent Court of Arbitration, focuses on the theory and practice of international arbitration as a distinct field of the law and field of legal practice. The announcement for the next edition is set…

Philosophy has an important contribution to make to society, says Professor of Practical Philosophy Glen Newey. You need people who can think clearly, certainly in positions of power and authority. Newey stresses that “there will always be a place for philosophy”. An introduction to the practically…

Philosophy, Politics and Economics (PPE) in Leiden is a unique interdisciplinary master’s programme, considering topics of freedom, justice and citizenship in the 21st century. Watch this video to learn more about the programme!

Ending the United Kingdom’s (UK) forty-seven year European Union (EU) membership has fundamentally transformed its relationship with the EU. After years of tumultuous negotiations, international law now once again governs the UK’s relationship with the EU. This has resulted in a sophisticated body of…

Idrees Kanth defended his thesis on 7 May 2019

Maikel Kuijpers was invited to join a session on material rights, resource use, and craftsmanship during the Carnegie Peacebuilding Conversations held in The Hague’s Peace Palace in September. Organised by Major Alliance the session brought together a diverse panel to discuss “The Universal Declaration…

Globalisation is shaping the world in which we live. In the BA International Studies, you have the opportunity to study one of eight world regions within the context of global interactions. At the same time, you will learn a key language of your chosen region and acquire skills that will prove to be…

This project will clarify how these concepts operated in theoretical writings on performance ,this broadened conceptual framework will not only give us a clear view on how sublime effects in performance were theorized, it will also provide us a concrete apparatus to understand the cultural and political…

Carl Li defended his thesis on 30 June 2015

In this article, the authors explore how international criminal law is moving into a ‘post-critical’ phase and examine its potential for emancipatory reform.

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.

In 2016, the 23 members of the League of European Research Universities (LERU) generated a collective economic value of €99.8 billion in Gross Value Added and 1.3 million jobs. These and other figures, which appear in a just published report by LERU, demonstrate the impressive contribution that LERU…

The elections finally seemed to be about substance again. Housing, migration, healthcare and security were widely discussed. Yet once more, political style took centre stage - because both Rob Jetten and Henri Bontenbal won through a deliberate use of style.