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

In this chapter of the Elgar Encyclopedia of International Relations, Carraro explores how expertise is defined and contested in International Relations.

Using the League of Nations’ responses to early crises as an explorative historical case study, Political Scientist Gisela Hirschmann investigates how international organisations perceive and respond to existential threats.

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…

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

The relationship between States and foreign corporations are regulated by international economic law and international investment law in particular. Any disputes between States and foreign corporations must therefore also be solved by reference to this body of public international law, for example when…

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.

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

In educational settings such as museums, universities and schools, white, male, able-bodied and rational subjects still dominate. Although there has been a lot of theoretical work on processes of in- and exclusion through racialization, sexualization, and disabilization, we still know very little about…

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

Today, globalization makes us all aware of how closely we are connected to, and often dependent upon, the actions of people who are distant from us. Human migration and economic liberalization have confronted local communities with changes happening on a global level. How can we devise ways to share…

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

Explore the MSc in International Politics at Leiden University: a one‑year programme focused on international conflict, crisis management, diplomacy and global cooperation.

Pursuing Whiteness in the Colonies offers a new comprehension of colonial history from below by taking remnants of individual agencies from a whiteness studies perspective. It highlights the experiences and perceptions of colonisers and how they portrayed and re-interpreted their identities in Afric…

2026

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. Registration is now open!

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…

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.

Jeff Fynn-Paul, lecturer at Leiden University’s Institute for History, was recently awarded the European History Quarterly’s 2016 Prize for his article “Occupation, Family, and Inheritance in Fourteenth-Century Barcelona: A Socio-Economic Profile of One of Europe’s Earliest Investing Publics.”

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.

Study information, Online Experience

If you wish to come to the Netherlands, there are certain immigration procedures you need to follow. Leiden University can apply for a visa and residence permit on your behalf.

Exchanges between different cultures and institutions of learning have taken place for centuries, but it was only in the twentieth century that such efforts evolved into formal programs that received focused attention from nation-states, empires and international organizations.

Histories Connected: Seminar

At Leiden University College (LUC), engagement with international societal partners occurs through research, education, and internships, fostering mutually beneficial collaborations with NGOs, public service institutions, and international counterparts.

Unlike most city histories, this book focuses exclusively on the city’s connections with colonialism and slavery.

So-called

Playing the piano with your forearm, plucking the strings, sawing through the piano: pianist Luk Vaes's doctoral dissertation covers all the techniques of play for which a piano is NOT designed. His defence ceremony will consist of three concerts and a public defence. 'Musicians were using the interior…

How do old and new Information and Communication Technologies (ICTs) relate to new social and political movements in Central Africa? What does this tell us about Africa and the Information Age?

This COIn Grant 2025 awarded project allows Leiden University researchers and students to do research on the world’s largest corpus of digitized Ottoman language periodicals and books.

On 10 November Guanmian Xu successfully defended a doctoral thesis and graduated.