Global climate change is manifest by local-scale changes in precipitation and temperature patterns, including the frequency of extreme weather events (EWEs). EWEs are associated with a myriad range of adverse environmental and societal consequences, including negative impacts to agriculture and food…

From 14 to 15 September 2023, Simona Demkova, AI researcher at the Europa Institute, participated in the INDIGO Project Final Conference, where she provided valuable perspectives on the implications of AI for European public law.

Talha Gunay has been awarded the 2025 Diploma in the Law of the European Union by the Academy of European Law at the European University Institute (EUI).

On 18 July, Olga Ceran held a presentation titled ‘Family law in a united Europe: Child abduction and child relocation’ at a summer school on 'European integration at the Franco-Spanish border: A cross-border perspective' which took place at the Cité des Arts in Bayonne (France).

It's a no-brainer: of the candidates that you can vote for on 23 May, 14 studied at Leiden University. We asked four of them about their motivation and ambitions. In this article we interview Samira Rafaela, alumna of Public Administration, and Caspar Rutten, who is studying Law.

Statements made by Caroline van der Plas about nitrogen emissions and European law are incorrect: Armin Cuvyers on Dutch radio EenVandaag programme’s item ‘fact or fiction’.

On 24 May 2022, Christa Tobler gave a lecture on 'EU-Swiss Legal Relations: Why do we still not have an Energy Agreement?'

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.

On 8 and 9 May Jorrit Rijpma, Associate Professor at the Europa Institute, participated in the workshop on a comprehensive feasibility study on an ASEAN common visa in Kuala Lumpur.

Moritz Jesse, Associate Professor of EU Law at the Europa Institute, has published his book, “The Civic Citizens of Europe: The Legal Potential for Immigrant Integration in the EU, Belgium, Germany, and the United Kingdom”.

Leiden scientists will be working on the development of a camera for the European Extremely Large Telescope that is currently under construction. On 28 September the Netherlands Research School for Astronomy signed an agreement with the European Southern Observatory.

Arco Timmermans, professor by special appointment in Public Affairs at the Institute of Public Administration, is co-editor of this book focused on comparing engagements in policy advisory systems.

The long awaited fifth edition of book ‘The Law of the European Union’ (formerly Kapteyn & VerLoren van Themaat) was launched on Friday 11 January 2019 at the T.M.C. Asser Instituut, The Hague.

On 24 and 25 September 2021, the 20th Austrian European Law Day took place at the University of Liechtenstein on the topic of

On the 2nd of June 2021, students of the LL.M. European Law program and staff of the Europa Institute got together to ‘celebrate’ the end of teaching in the academic year 2020/2021.

On May 24 Jorrit Rijpma took part in a panel discussion on “national states, common borders: future of border management in Europe, taking place in Warsaw, Poland.

On Thursday 11 April, at its annual meeting in Turin, the European Law Faculties Association awarded its dissertation prize to Vestert Borger, assistant professor in European Law at the Europa Institute of Leiden University. The Association, founded in 1995, has as its aim to increase the quality of…

On 1 and 2 December 2022, Vincent Delhomme and Carina van Os participated (Europe Institute) in the workshop ‘The European Health Union - Setup, challenges and global outlook’, held at the Max Planck Institute for Comparative Public Law and International Law in Heidelberg. Vincent had the opportunity…

On 19 October 2023, Vincent Delhomme spoke at the conference on ‘European Judicial Narratives’, hosted by the University of Louvain Saint-Louis in Brussels. Vincent participated in the panel devoted to the reception of these judicial narratives in the European legal epistemic community.

Nowadays, most Europeans speak a language belonging to the Indo-European language family. However, very different languages were spoken on our continent before the arrival of the Indo-Europeans. The EUROLITHIC project tries to find answers to the question which languages these were and where they came…

The newly established Luxembourg Centre for European Law held its inaugural conference on 10-11 October 2025, exploring the theme of “European Union law and values in a changing world”. Martijn was invited to speak about the relationship between European values and democracy.

On Friday 12 September 2025, the Opening Ceremony of the European Law LL.M. programme took place in the Lorentz lecture hall at Leiden Law School. Following Dr Barbora Budinska’s and Professor Armin Cuyvers’s warm words of welcome for the incoming students, Dr Darinka Piqani presented two student pr…

On 12 June 2020 the ESIL Interest Group ‘EU as a Global Actor’ and City Law School London organized a Workshop on ‘The European Union’s External Action and International Law: A View From the Outside’. The event was convened by Jed Odermatt (City Law School) and Ramses A. Wessel (University of Groningen)…

On Wednesday 28 September 2022, the Opening Ceremony of the European Law LL.M. took place on campus at Leiden Law School. Following Dr Ben Van Rompuy and Professor Jorrit Rijpma’s warm words of welcome for the incoming students, Dr Vasiliki Kosta presented two student prizes from the preceding academic…

Intelligence scholars have been struggling to find the conditions under which international intelligence cooperation occurs. Most focus on transactional motives and guaranteed returns, the so called ‘Quid pro Quo’. At the same time, trust is often mentioned as one of the foremost conditions, yet it…

On 18 May 2023, Jan Aart Scholte gave a keynote address on ‘Globalisation or Geopolitics?’ at the European Sociological Association (RN15: Transnational and Global Sociology) in Milan.

Scholars interested in European law attended a conference in Praag to present their research, exchange ideas and reconnect with colleagues and friends. As Vice-Secretary General of the ELU-S, Martijn van den Brink played a crucial role in organising the conference.

On 12 September 2024, the official ceremony opening the academic year 24-25 for students of the European Law master’s programme took place at Leiden Law School, organised by the Europa Institute.

Three teams of students from the European Law Master (LLM) and the Advanced LLM in European and International Business Law (EIBL) participated in this year’s edition of the European Law Moot Court (ELMC). All teams worked intensively between September and November to submit written pleadings. Two of…

As from 1 August 2016 Jannemieke Ouwerkerk will be appointed to the position of Full Professor of European Criminal Law at the Institute for Criminal Law and Criminology of Leiden University. It concerns a full-time position. She will deliver her inaugural lecture on 7 April 2017 at 16.00.

Today a Report on the Commission’s proposal for a European Border and Coast Guard was published online. The report was written by Jorrit Rijpma at the request of the European Parliament’s LIBE committee.

Ben Van Rompuy participated as an invited expert in the 22nd Annual Meeting of the Association of European Competition Law Judges (AECLJ), which took place in Berlin between 30 May and 1 June 2024. The event was co-organised by the European Commission.

On Thursday 25 and Friday 26 October 2018, the Europa Institute organized a conference within the framework of ‘Interaction between Legal Systems (ILS): Policing the High Seas’ and in cooperation with four Interest Groups of the European Society of International Law. The event brought together representatives…

There is much unrest among local stallholders in Utrecht. Owners who for decades had a permanent pitch for their stall are no longer guaranteed this due to new European regulations. So no more benefits for the current stallholders which is causing them great uncertainty and frustration.

The article deals with the influence of the Agreement on the Free Movement of Persons between Switzerland and the EU on the international tax separation, more specifically on the tax separation of tax deductions for natural persons.

EUniWell –the European University for Well-Being in which Leiden University and six other universities collaborate – is among the consortia selected for funding in the ‘European Universities Initiative’. The alliance will receive funding of 5 million euros from the European Commission.