An algorithm is discussed to compute the exponential representation of principal units in a finite extension field F of the p-adic rationals.

Comprehensive, scholarly compilation of legal studies of substantive and procedural children’s rights, breaking new ground by analysing a wide range of international children's rights issues.

What is the population size and social structure in time and space? What is the lion diet and food preference in time and space? What is the home range (MCP and Kernel) and movement in time and space? What are human – lion conflict and responses of lions to traditional herding in time and space? What…

This dissertation looks into the role of discretion granted by EU directives (Article 288 Treaty on Functioning of the European Union) in legislative decision-making and national transposition processes of these directives.

Rebecca Tompkins defended her thesis on 21 March 2019

The third edition of the bi-annual Children's Rights Moot Court has come to a spectacular end in the first week of April.

In a modernist interpretation of migration controls, nation states play a major role. This book challenges this interpretation by showing that comprehensive migration checks and permanent border controls appeared much earlier, in early modern dynastic states and empires, and predated nation states by…

What is the population size/structure and distribution of tiger and leopard inside the Bardia National Park (BNP) compared with the population outside? What is the movement and home range and conflict pattern in time and space of tigers and leopards inside the BNP compared with outside? What constitutes…

The WARN project seeks to understand why certain warnings fail to reach and impact decision makers in time to avert crisis.

Sasha Goldstein defended her thesis on 10 January 2019

The symposium is organised by the Department of Child Law at Leiden Law School, on the occasion of the 30th anniversary of the UN Convention on the Rights of the Child.

The authors delve into the varying degrees to which institutions across different nations connect foreign events to their respective country's domestic affairs.

The United Arab Emirates has announced that it is to open a so-called ‘Space Court’ which will operate as an arbitral tribunal for space-related disputes.

This spring, Fordham Press will publish the book “Crimmigrant Nations: Resurgent Nationalism and the Closing of Borders”.

The case note examines the recent views adopted by the UN Committee on the Rights of the Child on a communication against Belgium.

On Friday 17 November 2017, H.E. Dr. María Fernanda Espinosa, Minister of Foreign Affairs and Human Mobility of the Republic of Ecuador gave a lecture on Fairness in Global Taxation at the Grotius Centre for International Legal Studies at Leiden University, Campus The Hague.

This article written by Marieke Liem & Alexander Kamprad investigates the relationship between terrorism and interpersonal violence. They conducted cross-national analyses on the effects of terrorism mortality rates on homicide rates. Results showed that terrorism appears to be robustly and positively…

Recently the Department of Child Law of Leiden Law School (Leiden University) launched the Leiden Children’s Rights Observatory.

This dissertation describes the history of the Ottoman county of Foçateyn as a case study of the process of transition from the Ottoman Empire to nation states.

From 23 to 27 January 2017, the Child Law Department and the Grotius Centre for International Legal Studies of Leiden Law School organized the first regional edition of the Leiden University Frontiers of Children’s Rights Summer School. The Frontiers of Children’s Rights in the ASEAN Region was set…

Ton Liefaard, Stephanie Rap and Peter Rodrigues have edited the book 'Monitoring Children’s Rights in the Netherlands. 30 Years of the UN Convention on the Rights of the Child' (Leiden University Press).

Peter Slort is the highly driven portfolio holder for Diversity with the Dutch National Police. Since November 2016 he has been spreading the importance of diversity throughout the police organisation.

Children and young people feel the government is not listening to them during the coronavirus pandemic and this is a cause for concern in light of international children’s rights. This is the conclusion of a recent report by a research team from Leiden University on how children and youngsters have…

A team of researchers from Leiden Institute of Advanced Computer Science (LIACS) recently hosted a big international conference (EMO 2023). At the conference, computer scientists discussed algorithms that are important in areas such as drug discovery, industrial production planning, and sustainable…

Around 23,500 Dutch nationals have been affected by this rule This was revealed by government figures on the number of Dutch nationals who submit an application to an embassy after their nationality has expired. A change in the law is now proposed, but interest group Stichting Goed, which promotes the…

On 17 February 2016 Armin Cuyvers was invited to speak at the Liverpool European Law Unit (LELU) in a seminar on ‘Legitimacy and participation in the EU’. In his presentation, entitled ‘National parliaments as training wheels of EU democracy?

Leiden University needs to become the sustainability frontrunner of the Dutch universities, the co-participation and the Leiden University Green Office (LUGO) call for. This means that sustainability needs to be further integrated into education and research, as well as the university’s business ope…

What is the first thing you think of when you hear the word UN? Is it just the Security Council and the ‘blue helmets’ or is there more to it? These are some of the questions tackled by the Chair’s research group.

This edited volume evaluates the concept of global order, with a particular emphasis on the role of regional organisations within global governance institutions such as the United Nations. Several researchers at the Institute of Security and Global Affairs (ISGA) have contributed to this volume in the…

Paul van der Heijden, professor emeritus International Labour Law, was recently appointed by the British Minister for Trade as an independent arbitrator under the dispute settlement provisions of the United Kingdom’s Free Trade Agreement (FTA) with Japan.

National Week Withouth Meat: March 9th-15th @ Leiden University PURE restaurants

The Embassy of Ireland in the Netherlands and Leiden University's GTGC proudly presented the joint event ‘Building the League of Nations and the International Labour Organisation’.

Before 1936, musical practices in Palestine relied heavily on colloquial poetry, especially in rural communities, which constituted most of the population. In this dissertation, Issa Boulos has examined historical records that revealed many differences and similarities between Palestinian communities…

On 1 September 2022 Güldeniz Kibris successfully defended a doctoral thesis and graduated.

USMCA (North American Free Trade Agreement) is the successor to NAFTA – a free trade zone covering Canada, the United States and Mexico. This Agreement includes a new procedure to ensure compliance with fundamental labour rights.

In this book, Vanessa Newby provides the first detailed examination of credibility’s essential place in peacekeeping.

A delegation from Leiden University visited various universities in Japan at the end of March. The strong ties between the Netherlands and Japan are still based on a long tradition of knowledge exchange.