How to explain the apparent high success rates of the EU infringement procedures, which are the major tools for enforcing EU law, against the member states?

The EU acts as one of the most powerful economic actors in the global economy, presents itself as the most successful integration project in recent history, and deploys one of the largest diplomatic services in the world.

Do recent developments in the European security architecture signal the end of multilateral cooperation, or the beginning of a new era with emerging forms of international security collaboration?

Alumni who live and work in Brussels met on 18 February at the annual Leiden Alumni in Brussels Event. As well as celebrating Leiden University’s 450th anniversary, they also looked at the challenges Europe faces.

What influence did the internal debates on the use of violence within left-wing activist movements, and the government’s response to this (political) violence, have on the development, level, and continuity of the violence originating from these movements in the period 1965–2015?

The position of writing within the domain of artistic academic research is not self-evident. In academia, standard practice is to use writing for the transfer of knowledge: it is a means of communication. In the practice of (nonlinguistic) artistic research, the outcome is also often contextualized…

How should European financial law best integrate considering the interaction of the relevant legal systems?

Leiden experts research ways in which European legislation is converted into national legislation. Knowing how this process works can inspire policy-makers trying to achieve their aims while abiding to Europan legislation.

Are you thinking about studying European Politics and Society? Learn more and watch the programme presentation.

Nietzsche says

Are you thinking about studying European Law? Learn more and watch the videos.

Pintores, arquitectos y exposiciones internacionales –como las de Barcelona y Sevilla– tuvieron un papel crucial en la definición y visualización del carácter idiosincrático de cada región. Este libro pionero compara el proceso de construcción de identidades regionales en España con el de Francia y…

Dr. Gruni published an article on the impact on sustainable development in the EU Common Commercial Policy of recent Opinion 2/15 CJEU on the Global Trade and Customs Journal.

The master's programme in Modern European Philosophy at Leiden University focuses on continental philosophy ranging from German Idealism and Phenomenology via Deconstruction and Poststructuralism through 21st century developments in the field. It explores different approaches to thinking in a critical…

The Center participates in East European Politics, one of the major political science journals focusing on the contemporary post-communist space.

Deze onderzoeksgroep richt zich op het thema ondermijning en financieel-economische criminaliteit, in het bijzonder de aanpak ervan op een aantal deelterreinen.

In an essay published in three prominent European newspapers, Professor Luuk van Middelaar takes a close look at Europe’s role in the Russian invasion of Ukraine. ‘Europe shows plenty of political energy, but what is still lacking is strategic cool-headedness, in facing a nuclear power.’

In this article, Madeleine O. Hosli and Wen Pan examine how intergovernmental dynamics shaped the European Stability Mechanism, using Liberal Intergovernmentalism to assess negotiation phases, the influence of major member states, and which theoretical assumptions hold or need qualification.

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On 18 November 2020, Mojan Samadi defended her thesis 'Normering en toezicht in de opsporing'. The doctoral research was supervised by Prof. J.H. Crijns.

A source of inspiration for readers who are curious to understand how people move and convince each other

Study information

In addition to the open courses, Leiden University also offers tailored courses for organisations. With customisation, the content of the programme is entirely adapted to the needs of your organisation.

This thesis examines the complexity of legislative decisions within the EU, with a specific focus on the Council of the EU.

De Tweede Kamer wordt de meest versplinterde ooit, met zeven partijen van drie zetels of minder. Waar verschillende experts waarschuwen voor bestuurlijke chaos, ziet hoogleraar staatsrecht, Wim Voermans, hierin juist de kracht van de Nederlandse democratie, zegt hij in het NRC.

Psychologist Floor van Meer won the first Trial & Error Award for her research on the effect of being distracted while eating on eating behavior. This award from the Journal of Trial & Error (JOTE) honors the often underappreciated aspect of research: learning from errors. For her publication, Van Meer…

The European Homicide Monitor (EHM) offers a standardized framework for countries and regions to compare homicide characteristics, patterns and trends.

The researchers examine the Council of the European Union's voting behaviour between 2010 and 2021 and the impact of different independent variables.

East European Politics is a refereed journal which publishes articles on the government, politics and international relations of the post-communist world.

Reconstructing language history and prehistory in the context of the Indo-European language family.

Political scientists Tom van der Meer, Lisa Janssen (University of Amsterdam) and Tom Louwerse (Leiden University) analyse polls presented by the main polling agencies in the Netherlands, as well as micro-level panel data. They reach three main conclusions. First, vote intention polls in the Netherlands…

Research on this theme concerns the legitimacy and effectiveness of Europe’s institutional order in the face of public alienation and normative contestation.

How did Dutch refugee policies develop during a period in which consecutive coalition cabinets were responsible for these policies during refugee crises between 1913 en 2017 and what were the considerations that can explain this development?

Researchers at Leiden University and the National Autonomous University of Mexico (UNAM) have launched an initiative to learn more about the experiences of migrants travelling through the Darién Gap, with a focus on forced migration.

Study European politics, society, and international relations across four major European cities: Prague, Leiden, Krakow, and Barcelona. This two-year joint Master's programme offers a unique interdisciplinary experience.

No nation-state can solve today's global challenges on its own. In the specialisation International and European Governance you will obtain a deep understanding of the interplay between the international, EU, and (sub)national governance systems and how this interplay affects the capacity of public…

The League of European Research Universities (LERU) is a group of 24 leading European research universities.

Research on this theme addresses the systemic risks faced by European societies and affecting the quality of life of European citizens.

Leiden’s Institute for History has an exceptionally strong expertise in Medieval European History, with specialists whose interests cover virtually the whole continent.

Are you thinking about studying European Union Studies? Learn more and watch the introduction video.

European Border Communities provides an overview of interdisciplinary research on the dynamics, challenges and effects of cross border mobilities and the management thereof.

Research in the International Relations and European Studies Team addresses the interconnections and interdependence of contemporary global political, economic and cultural affairs from a multidisciplinary perspective rooted in the humanities.

Almost all languages of Europe and of a large part of western Asia belong to a single language family, which is called Indo-European, and which includes modern languages like English, Dutch, Russian, Farsi, but also ancient ones like Ancient Greek, Latin, Hittite and Sanskrit.

The first results of the “Policing European Metropolises project” (PEMP) that associate Professor Elke Devroe and Professor P. Ponsaers launched in April 2013 are now published. Having been the referent for The Netherlands and Belgium in the Urbis project (Leonardo programme), the project focuses on…

In this research project, the protection of personal data is compared in eight EU member states: France, Germany, the UK, Ireland, Romania, Italy, Sweden and the Netherlands. The comparison of the countries is focused on government policies for the protection of personal data, the applicable laws and…

Brian Shaev

Agrian History, 5300 BC - AD 1000; C.C. Bakels