In the EU Law Live podcast episode ‘Tax, gambling and the internal market’, Vincent Delhomme discusses the recent Admiral Gaming Network case, dealing with the validity under EU free movement provisions of national tax measures in the field of gambling.

We are launching more and more satellites and space is filling up as a result. Currently around 100 million pieces of space debris are floating around Earth. So who’s going to clear it up?

Tanja Masson-Zwaan, an assistant professor at the Institute of Air and Space Law, spoke on Friday 14 April about space mining on BBC Radio.

Vincent Delhomme delivered a keynote speech on the topic of food affordability at the European Parliament in Strasbourg, on 22 January 2025. The event focused on achieving a balanced food system that is sustainable, healthy, and affordable.

Tanja heeft zich sedert 1985 met haar bijzondere en veelzijdige talenten ingezet voor het opbouwen van het internationaal Instituut voor Lucht- en Ruimterecht, waarvan zij vanaf de oprichting codirecteur is.

For years now, collaboration has been the operative word when it comes to successful space missions. But this can only be achieved with good agreements.

On 21 June 2024, the student-based initiative EU Talks?! was delighted to host its second event in the form of a panel discussion entitled 'Sustainable ambition vs. agricultural consideration'.

On Friday 2 June 2023, Vincent Delhomme, Assistant professor at the Europe Institute at Leiden Law School, successfully defended his PhD thesis entitled : ‘Regulating lifestyle risks in EU law: Promoting health in a diverse market’.

Space is of enormous strategic value. Having rules in space therefore is to everyone’s advantage.

Front-of-pack nutrition labelling, origin labelling, regulation of voluntary green claims made by food business operators: the EU is currently looking into various reforms of the legal framework for food information to consumers. The goal: healthier and more sustainable diets.

Commercial parties offering space travel, space waste, claiming the moon, potentially exploiting resources ... It’s going to get busy in space in the coming years. But there are no clear agreements about this. Tanja Masson-Zwaan, Assistant Professor of Space Law, talked about the topic in Spraakmakers…

The European Space Agency (ESA) introduces the members of the European Center for Space Law (ECSL) on its website through interviews with its members. One of those members is Tanja Masson-Zwaan.

Space is becoming increasingly busier due to the launching of satellites and tourists. But no binding international agreements have been made since 1979. This is problematic, warns space lawyer Tanja Masson-Zwaan. ‘Everyone’s putting their own interests first.’

During the second episode of this Leiden Law podcast, hosts Juli Wentholt and Ishana Badhai will talk with Tanja Masson-Zwaan about the latest developments in Space Law.

Tanja Masson-Zwaan and Dimitra Stefoudi of the International Institute of Air and Space Law (IIASL) in Leiden, along with two others, co-edited the book ‘Building Blocks for the Development of an International Framework for the Governance of Space Resource Activities. A Commentary’.

On 1 November 2019, the annual awards of the NLF (Nederlands Lucht- en Ruimtevaartfonds) were presented at a Gala Dinner at the Hotel van Oranje in Noordwijk.

Russia recently blew up a defect satellite. As a result, the amount of space debris in Earth orbit has increased.

NASA is offering to buy lunar samples collected by companies for a token sum primarily to set a precedent for space resource rights on the moon. However, there is not international consensus on the U.S. position on the rights to extracted resources.

On Thursday 24 May 2018, Tanja Masson-Zwaan of Leiden University’s International Institute of Air and Space Law and Prof Mahulena Hofmann of the University of Luxembourg had the honour of addressing the King and Queen of the Netherlands and the Grand-Duc and Grand-Duchess of Luxembourg during the State…

Research on 45 years of legal and economic data for 132 countries by international team shows the addition of one right for LGB people is associated with over $2000 in GDP per capita

During the four-day meeting (25-28 February) organised by AEGEE-Leiden Peter Rodrigues - Professor of Immigration Law -was invited to speak about the refugee crisis for 300 international students.

The 2nd edition of SCOLAS (Student Conference in Latin American Studies) will take place on June 19th, 2019.

NETHATE is a Marie Skłodowska-Curie Actions (MSCA) project seeking to investigate the roots, societal impact and mitigation strategies of hate in offline and online foras.

How to get involved in sustainability? Read more about four projects that Leiden University helped realise in the past few years.

The emergence of the Köprülü household that imprinted its stamp on the latter half of the seventeenth century in the Ottoman Empire. What is the power struggle they carried out against Ottoman dynastic power?

How did dynastic organization – that it, the employment of non-ruling family members and the development of dynastic traditions and concepts – influence state formation in both Catholic Europe and Muslim West-Asia?

Geopolitical events affect Europe un a myriad of ways far beyond trade and defence. They also impact areas such as the environment, migration, technology, EU enlargement, multilateralism, and the rules-based international order more generally. Three GTGC researchers participated in a panel discussion…

This study tests whether behavioural problems at a young age are related to early reading and mathematics development.

In 2020, many of our staff and students have again won prestigious prizes and been awarded important research subsidies.

Several dozens of students at Leiden University are top-class athletes, in such diverse sports as skating and tennis. Four of them talk about how they combine their sporting activities with their studies. Strict discipline is the absolute key, and the University helps too. 'If you plan well you can…

Who holds rights to Greenland’s surrounding waters and natural resources? Which interests are at stake and for whose benefit? We put these questions to Hilde Woker, who specialises in the law of the sea in the Arctic.

Welcome from the Rector Magnificus of Leiden University

Researchers of the Leiden Leadership Centre are active members of the PUPOL network. PUPOL is an international academic network for public and political leadership which fosters exchange of ideas and inspires collaborative research among scholars focusing on the role of leadership in the public and…

The primary goal of GAP is to study the impact of globalization and internationalization policies and practices on the gender balance in research and higher education in Norway.

How did British scholars and scientists in the period of discipline formation envision, experience and resist scholarly temptations?

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Valedictory lecture

Lecture

As of 1 September Jan-Bart Gewald has been appointed as Professor of Southern African History in the Leiden Institute for History, in conjunction with the African Studies Centre, Leiden.

Underneath you find more information on how our faculty works.

On 3 December 2019, Hanna Bosdriesz defended her thesis 'Furthering the fight against impunity in Latin America: the contributions of the Inter-American Court of Human Rights to domestic accountability processes'. The doctoral research was supervised by Prof. L.J. van den Herik and Prof. M.A.H. van…

Digitisation and poor reception of refugees are putting children’s rights at risk. This warning comes from Professor Ton Liefaard. His department is organising a summer school on this issue.

Across Europe, the need for a more dynamic governance and a better societal integration of research and innovation is increasingly appreciated. Internal drivers of change (such as the digitalization of science) and political will to better align with societal needs and concerns are bringing about aspirational…

Course, Training session

On 25 February, the KOG opened its doors once more to welcome a large crowd of people looking to find their perfect study programme during the Bachelor’s Open Day. The aspiring students were welcomed in the various lecture halls where they were able to experience the ins & outs of the available programmes…

Vasiliki Kosta spoke at the international conference on ‘La liberté academique dans la démocratie universitaire’, taking place at Nantes University on 17 – 18 November 2025.

A pregnant woman from Drenthe will lose her baby directly after it is born. A juvenile court has already ruled during her pregnancy that the infant will go to a foster family. The court believes that the child would risk physical neglect.

The Berlagevlag goes to the Wijnhaven District, a design by Geurst & Schulze architects, with its Leiden University interior designed by Studio Leon Thier architecture with the assistance of StudioLEFT. The Hague Architecture Café (HaAC) and the BNA in The Hague want to use the award to promote the…