On Monday 24 April 2023, the Europa Institute held a hybrid Leiden Law Exchange (LLX) Roundtable to discuss the Irish Supreme Court’s Costello ruling on the government’s proposed ratification of the EU-Canada Economic and Trade Agreement (CETA).

In what circumstances can EU competition law impose on a dominant firm a duty to supply a competitor? On 19 May 2021, the Europa Institute organised a virtual Leiden Law Exchange (LLX) Roundtable to discuss the European Court of Justice’s recent clarifications on the matter.

Assistant Professor Space Law Tanja Masson-Zwaan appeared as a guest on the Radio Weetlust programme of local Leiden radio station Sleutelstad FM. She talked about, among other things, who does the moon actually belong to and why we all would like to go there so badly.

On 7 October, the Brussels Institute for Geopolitics was launched on the margins of an informal EU leaders’ summit in Prague. The initiative will provide a hub for high-quality research on Europe’s geopolitics, thus enabling the European Union to develop its strategic capacities.

On 21 May 2025, the chief negotiators of Switzerland and the EU Brevier initialled a package of agreements intended to strengthen their legal ties that have developed since the 1950s

The monthly ILS lunch seminars continue to bring together colleagues from across Leiden Law School. On December 14, we successfully concluded the calendar year with the presentations of Dr. Moritz Jesse and Helena Ursic.

This book, written by two representatives of Leiden Law School, describes the framework of the European Insolvency Regulation (recast) (‘EIR Recast’), in force since June 2017.

The Netherlands holds the presidency of the European Union for the coming six months. There are too many urgent issues for the country to spend time on Dutch political hobby horses, says Stefaan Van den Bogaert, Director of the Europa Institute.

On 9 November 2016 Jan-Peter Loof presented a lecture at the Annual Research Day of the Netherlands School of Human Rights Research (SHRR), which this year took place at the University of Amsterdam.

Camille Lefebvre has been awarded the John Peters Humphrey Student Fellowship in International Human Rights Law, by the Canadian Council on International Law (CCIL).

The Netherlands has gained a third commentary on the Constitution – with Leiden as its home base. The first copy of Een nieuw commentaar op de Grondwet (A new commentary on the Constitution) (published by Boom Amsterdam) was presented to Prime Minister Mark Rutte in the Torentje last week.

On 15-16 December, Simona Demková participated in a Closing conference and a Book launch event of the University of Luxembourg doctoral training programme on the Enforcement Challenges in Multilevel Regulatory Systems – DTU REMS.

On 31 January 2025, Leiden University participated in the Dutch National Rounds of the 2025 Philip C. Jessup International Law Moot Court Competition, the world’s oldest and largest moot court competition, featuring more than 800 teams from over 100 countries and jurisdictions.

Leiden University Proudly Announces Dr. Mikiko Otani as the Rotating Honorary Chair Enforcement of Children's Rights 2023/2024

On 15 May 2024, master’s students and staff from the International Institute of Air and Space Law (IIASL) visited Amsterdam Airport Schiphol, the Netherlands' main international airport and the world’s third busiest airport for international passenger traffic.

Ontwikkelingshulp- en migratiedeskundigen zien dat er lessen zijn geleerd in het nieuwe regeerakkoord op het gebied van asielbeleid. Maar aan veel toezeggingen kleven cynische voorwaarden.

A broad package of measures has been launched to deepen and expand the EU-Switzerland relationship. Christa Tobler was interviewed by both Süddeutsche Zeitung and ARD/Deutschlandfunk about these developments.

Ralph Keuning, the former director of Museum de Fundatie, a museum for the visual arts in Zwolle, stepped down in 2022 following complaints about authoritarian leadership. On top of that, an independent investigation has shown that he received almost €200,000 from the struggling museum after his departure.…

After more than ten years, the time has come. The new Dutch Open Government Act (Wet Openbaar Overheid, Woo) will take effect on 1 May 2022. The Woo replaces the Government Information (Public Access) Act (Wob). The aim of the Act is to get administrative bodies of the government in the Netherlands…

The Dutch Public Prosecution Service (OM) is to investigate whether comments made by 'Forum voor Democratie' MP Gideon van Meijeren about going to parliament to protest are punishable. How should the political centre in The Hague respond?

The strikes by Dutch rail operator ProRail are not predicted to end any time soon, and that will cause considerable inconvenience for travellers. ‘They may have already reached the limits of what’s allowed,’ says Barend Barentsen, Professor of Labour Law, in Dutch daily newspaper ‘de Volkskrant’.

Christa Tobler comments on the role of the European Court of Justice in Swiss-EU talks on renewed institutional rules.

On Tuesday 13 May 2014, Alexander Italianer, Director-General for Competition of the European Commission, delivered the second Europa lecture entitled: Competition: the heart of the European cause.

This week the European Court of Justice ruled that companies in the European Union as of now have to register the amount of hours their employees work. Member States will be responsible for ensuring employers establish such registration systems.

On Tuesday 4 March, Marie-Cécile Rouillon, Coordinator on the Rights of the Child at the European Commission came to give a guest lecture to students of the Advanced LLM in Children’s Rights as well as the Jeugdrecht master’s programme.

Dr Kosta participated in the ECB Legal Conference 2021 titled ‘Continuity and change – how the challenges of today prepare the ground of tomorrow’. Dr Kosta spoke in the ‘Symposium on Proportionality’ and presented a taxonomy of the principle of proportionality in EU law based on the interest that it…

On 1 July 2019, the radio programme

On 23 and 24 November scholars working on European Justice and Home Affairs, united at the European University Institute in Florence on the occassion of the 25th year jubilee of the Area of Freedom, Security and Justice. The EU policy area covering migration, asylum and criminal justice cooperation.

Uit onderzoek van het NRC blijkt dat het salaris van oud-directielid Van Hove, van het inmiddels wegens grensoverschrijdend gedrag op de werkvloer in opspraak geraakte theatergezelschap ITA, bij menigeen de wenkbrauwen doet fronsen. Gerrard Boot, hoogleraar arbeidsrecht, spreekt zich over deze salariskwestie…

Due to an exception in the law, domestic workers employed by private persons cannot automatially benefit from social security schemes. Home help Carol Kollmann did not agree with this and took her case to court.

Barend Barentsen, Professor of Labour Law, recently spoke at a meeting of experts in Amsterdam on the future of the Dutch incapacity benefit system.

Mees Vergouwen heeft op 18 juni de dissertatieprijs van De Vereniging voor Belastingwetenschap gewonnen. Hij promoveerde in 2023 op een proefschrift over ‘botsende belastingregels’. De fiscalist kreeg de prijs voor het beste proefschrift van de afgelopen twee jaar.

Various countries are planning new missions to the Moon. Not just for prestige and science, but also to extract raw materials.

The 2019 Model ICAO took place from 21-24 May at the ICAO headquarters in Montreal.

You can hardly avoid it if you want to quickly implement satellite internet. Elon Musk's company Starlink is

Margrethe Vestager, European Commissioner for Competition, will deliver the Europa Lecture on 14th June 2017 in the Grand Auditorium of the Academy Building at Leiden University.

The jubilee conference for the centenary of the Vereniging van Drentse Gemeenten (the association of municipalities in the province of Drenthe) took place on 23 September. The conference focussed on the collaboration between the municipalities, the province and the water boards in Drenthe past, present,…

Leiden Law School and the Grotius Centre for International Legal Studies are very pleased to announce that Dr. Mamadou Hébié will be re-joining the Grotius Centre on the 1st of May 2021.

Willemien den Ouden, Professor of Constitutional and Administrative Law and Academic Director of the Institute of Public Law has been appointed State Councillor at the Administrative Jurisdiction Division of the Council of State in the Netherlands.

Leiden University works close with Indonesian and Dutch scholarship providers in order to expand the opportunities for Indonesian students to study in Leiden.

This study analyses the prehistory of a northeastern Siberian population, the Sakha, from both a molecular-genetic and a linguistic perspective.

At our regular panel discussions we bring together scholars and other experts to discuss a current topic that captures the interest of the general public as well as academics.

Politics is about the authorised allocation of values: who gets what, when and how much? This question is relevant at many different levels, in many different places and in very different ways.

The Institute of Public Administration in The Hague conducts leading research on contemporary policy and management processes within the public sector.

On 5 February 2019, Alain Vannieuwenburg defended his thesis 'Pleidooi voor een lekenrenaissance'. The doctoral research was supervised by Prof. dr. P.B. Cliteur.

To ensure that the growing global flows of labour migrants are guided correctly, we need knowledge. Why do people leave home, why do they go to specific countries, and how can that choice be influenced? And what are the consequences of their leaving for the people who stay?

There are over 7,000 languages in the world and over half of the world’s population is bilingual. But how do all these people use their language? And how do these languages differ from one another? Under the slogan of ‘Interconnecting linguistic diversity,’ the researchers from the Leiden University…

Find out if you need a (new) visa or residence permit for your studies at Leiden University and the steps you must take.

Once you have obtained your bachelor’s degree, you will be ready for the next step: continuing your studies or entering the labour market. Completing the African Studies programme will provide excellent preparation for both options.

This conference is organised by the European Society for International Law Interest Group ‘EU as a Global Actor’, supported by the University of Leiden (Europa Institute, Europe hub, Ukraine hub), KU Leuven and City Law School, City, University of London. It will be held at the Leiden Law School on…