This PhD dissertation examines international responsibility for the crime of aggression from a public international law perspective. Under customary international law, as well as the amendments to the Rome Statute of the International Criminal Court adopted in the Review Conference in Kampala in 2010,…

In this article, the authors explore how international criminal law is moving into a ‘post-critical’ phase and examine its potential for emancipatory reform.

Almost a century passed since the much-celebrated judgement in the case concerning the Factory of Chorzów was delivered. This 1928 judgement of the Permanent Court of International Justice affirmed the essential principle of ‘reparation’ in international law, claiming that ‘restitution’ is the preferred…

The Law of the European Union is a complete reference work on all aspects of the law of the European Union, including the institutional framework, the Internal Market, Economic and Monetary Union and external policy and action.

Kamerlingh Onnes Building, Steenschuur 25, 2311 ES, Leiden

Financial Law is a specialisation of the master’s programme Rechtsgeleerdheid (Law) at the renowned Leiden Law School of Leiden University.

Civil Law is a specialisation of the master’s programme Rechtsgeleerdheid (Law) at the renowned Leiden Law School of Leiden University.

The institute that focuses on Public Law is as broad as the field itself. The Institute of Public Law has six departments, each with its own research agenda.

Arbeidsrecht (labour law) is a specialisation within the master’s programme Rechtsgeleerdheid (Law) at Leiden Law School, Leiden University's renowned faculty of law.

At the very heart of the law, ethics, and digital technology.

We would all like to live in a world in which individuals feel safe, conflicts are resolved peacefully and the interests of future generations are taken into consideration. At Leiden University legal scholars investigate to what extent public international law meets the needs of a globalised society.…

Are you interested in current affairs, developments in society and people? Are you highly motivated, willing to be challenged and able to go just a bit further in finding creative solutions to legal issues, then Rechtsgeleerdheid is the master’s programme for you.

The Private International Law Department provides academic education and performs research in the field of private international law.

The IP Law (Intellectual Property Law) department provides education and conducts research in the field of intellectual property law.

Constitutional and administrative law covers a broad area of law. It provides the rules with which issues in society can be solved by government authorities.

Philosophy of law is concerned with the the foundations of law.

Welcome to the Business & Law Research Network!

Company Law is a specialisation of the master’s programme Rechtsgeleerdheid (Law) at the renowned Leiden Law School of Leiden University.

MSc Law and Society brings together students from law and social sciences to examine the dynamic relationship between legal norms and social reality. Its global orientation, interdisciplinary approach, and focus on social justice make this master’s programme unique in its field.

The Institute of Private Law was closely involved in the development of Nieuw Burgerlijk Wetboek (the Civil Code of the Netherlands, which came about between 1948 and 1992). It has continued to fulfil this socially engaged role over the years. It also made a significant contribution to the development…

This research concerns a network of labour law specialists in the EU. The growing internationalization of the economic market and the employment market has a major impact on legislation and research of labour law. Particularly within the European Union labour law is subject to constant development…

Are you interested in developments in society? In a conflict, do you prefer searching for a compromise rather than giving a judgement? If so, Notarieel Recht is the right study for you.

The section Civil Procedure Law offers education in the bachelor and master fase of the Law program.

Law is of major importance for socio-economic development. Ideally, law organizes human interaction in a way that promotes justice and legal certainty and protects vulnerable groups from exploitation and arbitrariness.

Loopholes in international tax legislation contribute to the misuse of tax rules by multinationals. Leiden University legal experts investigate how the complex national and international tax rules can be made more consistent in order to create a better tax system.

The research within eLaw is mainly (but not exclusively) connected to the Faculty of Law research program Effective Protection of Fundamental Rights in a Pluralist World. The central research question of this program is: What opportunities and threats flow from the existence of institutional and normative…

European Law is a one-year Master’s specialisation at the internationally renowned Leiden Law School at Leiden University. The programme distinguishes itself by its broad intra-disciplinary approach, covering institutional, constitutional as well as internal market and competition law of the EU in addition…

The Institute of Public Law comprises all areas of public law, with the exception of criminal law, and including labour law.

The sustainable business law research group is dedicated to researching the complex relationship between business activities and sustainability. It strives to develop legal solutions that contribute to a more ethical, just, ecologically responsible and socially inclusive society. Our aim is to develop…

Leiden Law School has a methods portal that offers an overview of the various phases of empirical legal research.

The Common Market Law Review is designed to function as a medium for the understanding and analysis of European Union Law, and for the dissemination of legal thinking on all matters of the European Union Law.

The Institute of Criminal Law and Criminology comprises two departments. One focuses on research and teaching in the field of criminal law and procedure and the other on criminology.

Blijven ontwikkelen op academisch niveau is onontkoombaar in een snel veranderende arbeidsmarkt. Wij helpen u graag bij het actueel houden van uw kennis en vaardigheden. Voor een leven lang ontwikkelen moet u in Leiden zijn.

This new LL.M. specialisation within European Law will start in September 2024. This master will provide you with advanced knowledge of the legal aspects of migration, asylum, non-discrimination, immigrant ‘integration’, and diversity. The GMD-Legal programme is embedded in the multidisciplinary programme…

The Institute of Private Law is part of the Leiden Law School.

Consumer complaints, the war against drugs, family issues, matters of state: Rechtsgeleerdheid (Law) is socially relevant and topical.