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.

What once began as an assignment for a master’s course and continued as a master’s thesis, has now culminated in a substantial book. Or has it finished? Actually, for Hendrikx, this is just the beginning: ‘I can finally reap the rewards of my research.’

Three directors of PostNL have been arrested in Belgium, suspected of human trafficking among other things. Abuses also exist in the Dutch parcel delivery sector. Why does the Netherlands act less firmly?

Two years ago, Russian tanks crossed the border into Ukraine. The war seems to be getting closer and closer. Is it time to dust off and reintroduce military service? Our students have their say.

Questions to a European and International Human Rights Law alumnus episode 1: Christina Azzarello.

On Monday 10 October a debate was held at the KOG, ‘Tax in the Boardroom’. During this inspiring event, students and tax experts from the business sector and public bodies considered the tax issues that are dominating the public debate. The tax experts were Joost Kutsch Lojenga (Shell), Sebastiaan de…

When Professor of Tax Law Jan Vleggeert delivered his inaugural lecture in Leiden University’s Academy Building on 30 October 2020, only 30 people were allowed to attend due to coronavirus measures. On 10 June 2022, Vleggeert was therefore given the opportunity to deliver a lecture to a much larger…

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.’

The EU is aiming to deter economic coercion with a new legal instrument. Freya Baetens will elucidate this in her inaugural lecture on October 27th.

Prof. Mark Leiser and a team of thirteen law students from Leiden University’s Advanced LLM programmes in European and International Human Rights Law as well as in Law and Digital Technologies together drafted a report for the UN Special Rapporteur on the Promotion and Protection of the Right to Freedom…

Study information

Suzanne Kingston will be officially sworn in in mid-January. She graduated from the Leiden Advanced LLM European and International Business Law (EIBL) in 2000.

When an international cartel is exposed, the parties involved often face punishment by more than one authority for the same behaviour. There is very little international coordination in the actions of these authorities. Pieter Huizing claims that this can, and must, change. PhD defence on 10 March 2…

Due to the absence of a finalised ‘corona act’, the Dutch Government will only be able to make use of emergency regulations should there be a new coronavirus wave. In May 2020, the Dutch Council of State wrote that, strictly speaking, the emergency regulations did not meet the constitutional requirements…

The LLM programme is proud to announce that former student Alice Walker, graduate of the ‘20 class, received the Lord Denning Scholarship offered by Lincoln’s Inn for 2021-2022.

Arts and leisure, Arts and leisure

The Europa Institute is once again organising the lecture series 'Europa in de Praktijk' (Europe in Practice). Students are offered the unique opportunity to enter into discussions with prominent guest speakers with years of European experience working in a wide range of sectors. Each year, we invite…

Professor Dr. Carsten Stahn LLM., Professor of International Criminal Law and Global Justice at the University of Leiden, completed his habilitation in July 2020 at the Humboldt-University zu Berlin and acquired the Venia for Constitutional Law, International Law and International Criminal Law. The…

Vanessa mak knaw

On Monday 9 May, IIASL alumnus Adrian Young gave a very satisfying cross-disciplinary session between law and the arts, on the preservation of heritage in space.

The cargo lost at sea as a result of the MSC Zoe disaster should be considered environmental pollution and information about it should be made public. This was the case made by Leiden Law School’s Leiden Advocacy Project on Plastic (LAPP). Following their investigation, the government has finally decided…

Doing a PhD can be challenging. Moving to a foreign country can be challenging too. PhD candidate Ilya Kokorin, who was born in a small town in Siberia, faced both, while at the same time having to overcome a number of additional challenges and build a future post-PhD.

Lecture, Studium Generale

The Moria deal has been marked as a controversial issue in the formation process for a new Dutch government – a development that fits with the government’s hesitancy in implementing what is already a meagre asylum policy, writes master’s student Nina Fokkink in an article in Dutch newspaper NRC.

Rose Horstman bewerkte haar scriptie tot een artikel met de titel ‘de L-factor’ over de rol die de leeftijd van een werknemer speelt bij de begroting van de billijke vergoeding. De billijke vergoeding is een financiële tegemoetkoming die onder bijzondere omstandigheden bij ontslag wordt verstrekt.

Is the right to choose your healthcare provider protected in the Dutch Constitution? What are the consequences then for the Dutch healthcare system? PhD defence on 5 July 2022.

Which law governs the Strait of Hormuz? Under international law, both Iran and the US are expected to comply with the ‘Constitution for the Oceans’. In practice, the situation is more complicated, explains maritime law expert Hilde Woker.

The first fine for space debris has been issued. An American company that had failed to clean up its space junk has been fined $150.000.

As of 1 November 2021, Bart Willem Schermer has been appointed as Professor of Privacy and Cybercrime at eLaw – Center for Law and Digital Technologies.

Tax scandals, like the Panama Papers, the Paradise Papers, and the Pandora Papers, have made tax avoidance by large multinationals and rich individuals a major topic of public debate. Policymakers are pushed to close tax loopholes and reform the global tax system. But this is no easy task.

On Friday 26 May 2023, the biennial Student Parliament took place, organised by the Staatsrechtkring. The delegates for the Leiden group were master and bachelor students Willemijn de Widt, Niels Groeneweg, Arshak Mazloumian, Roosmarijn Niesing, Nouredinne Schoenmaker, Alissa Koerselman, Mauk Bresser…

International prosecutors, for instance at the International Criminal Court in The Hague, investigate particularly serious crimes such as genocide. They decide, among other things, whether or not to prosecute. PhD candidate Cale Davis investigated how prosecutors come to such decisions and will defend…

The response of international organizations to the problems of cross-border death and gift taxation needs to be revisited, according to PhD candidate Vassilis Dafnomilis. PhD defence on 3 June 2021.

In the late 19th century, the Dutch government introduced a tax system in the Dutch East Indies, with the intention of transforming the colony into a modern state. PhD student Maarten Manse wrote his thesis on this development and discovered how grandiloquent colonial ideals became bogged down in daily…

The Max van der Stoel Human Rights Award is presented every two years on 10 December (Human Rights Day) in recognition of outstanding academic works in the field of international human rights.

Study information

A deliberate attack on a tangible element of a culture, such as a temple, is often also an attack on intangible elements: the religion or religious customs. Equally, the intangible can be attacked without the involvement of the tangible, for example the brutal curtailment of rights. How are these reflected…

Student Session

On the occasion of Euroscience Open Forum 2022, Professor Attiya Waris (Director of Research and Enterprise and Professor of Fiscal Law and Policy in Eastern Africa, University of Nairobi, Kenya), Professor Irma Mosquera Valderrama (Professor of Global Tax Governance, Lead Researcher GLOBTAXGOV ERC…

Information provided by the Tax and Customs Administration is something that concerns every citizen. So it is not surprising that the Tax hotline receives around 10 million calls each year. The Benefits Affair emphasised the citizen’s perspective in communications with the Tax and Customs Administration.…

On 21 April 2022, Cleveringa Professor Jan Grabowski visited Leiden. The theme of his visit was the role of law and historiography in shaping collective memories.

Anneleen van der Meer discusses Russia's alleged use of chemical weapons in Ukraine in an article for The Conversation.

Starting in September 2024, the Europa Institute will host a new LL.M. on the Governance of Migration and Diversity [GMD].

At the LDE Space & Society Honours, students explore everything the universe has to offer. From the technical frontiers to the rules that govern it: space law.

Study information, Q&A session