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.

Starting April 2026, Niels van Willigen will join the Institute of Political Science at Leiden University’s Faculty of Social and Behavioural Sciences as Professor by Special Appointment in Strategic Studies. This appointment was made possible by the Atlantische Commissie, which established this chair…

Grotius Dialogue

The Iran war has pushed up fuel prices and raised concerns about a global energy shortage. How well prepared is the Netherlands? We asked two experts.

Do you want to contribute to society and do you have affinity with space? In the LDE Space & Society Honours Programme, you will learn how the two are connected and tackle a challenge in the space sector.

The US-Israeli strikes on Iran have been welcomed by critics of the regime but have also prompted intense concern. They’ve triggered a dangerous domino effect across the region and beyond. Leiden experts share their insights on the potential consequences.

A group of Leiden students launched the Van Leiden tot Later (From Leiden to Later) media platform on 27 March. In podcasts and videos, they talk with high-profile alumni about the big issues of today. ‘We want to build a bridge between generations.’

Tensions are rising between Russia and the West. Can an invasion of Ukraine and an international war be avoided? Political scientist and Russia expert Hans Oversloot warns of the consequences if the West chooses a collision course. ‘Offer Russia a dignified exit strategy.’

Two years after launching an ERC Starting Grant to investigate cultural stereotyping in European Union governance, Adina Akbik and Christina Toenshoff at Leiden University are now publishing their first major findings. Looking at public opinion across the EU, the researchers show that cultural stereotypes…

From academic freedom to security and medical breakthroughs: during Leiden University’s 451st Dies Natalis, the speakers reflected on the role of universities in a world of social and geopolitical tensions.

Global challenges require global governance answers. For that reason, between 5 and 7 June, the interdisciplinary research programme Global Transformations and Governance Challenges (GTGC) has selected 'Emerging trends in global governance' as the theme of its annual conference. Researchers, students…

Students and researches from all faculties at Leiden University are warmly invited to a lunch meeting on Monday 14 October, discussing the rise of AI and the challenges this poses for various governance structures. The event is hosted by Leiden University’s interdisciplinary programmes GTGC and SAIL…

The theme of the opening of this year’s academic year was peace and justice. With the climate crisis and the war in Ukraine, these are turbulent times. During the ceremony those present reflected on what the academic community and universities can mean in times of crisis and conflict.

Isabelle Duyvesteyn, Professor of International Studies and Global History at the Institute of History and member of the advisory board of Leiden University’s Centre for International Relations (LUCIR) is widely regarded as an expert on civil wars and conflicts. Her new book, Rebels and Conflict Escalation,…

NATO not only safeguards our security and stability, but also defends Enlightenment principles, promoting prosperity, health and freedom. This is what eminent psychologist and thinker Steven Pinker argued to a packed Great Auditorium.

The new Student Support Team visits university buildings where upsetting incidents have happened, offering support to students in need.

Debate

Lecture, 5th Owada Chair Symposium

The university bid farewell to its Rector Magnificus, Hester Bijl, on 13 January during the ‘Hester’s Highlights’ symposium.

Europe’s security suddenly looks uncertain now President Trump has started negotiations with Putin. What does this mean for the Netherlands? What do we need to do?

On Tuesday 30 September 2025, PhD candidate Kathleen Brown will defend her dissertation 'Deception, Risk, and Evasion: The Politics of Sovereign Debt in Emerging Markets' in Leiden’s Academy Building. Her research sheds light on the hidden world of sovereign debt politics, revealing how governments…

Lecture and panel

Debate

Debate

How can our university really become inclusive? This is what students and staff discussed at our annual Diversity & Inclusion symposium. ‘It’s moving from a have-to to a want-to’

Scrap the radical cuts to research and teaching. This was researchers and students’ message to government at the opening of the new academic year. Various speakers in Leiden’s Pieterskerk highlighted the importance of science for society.

The rise of authoritarianism, the strengthening of the radical right, and the role of the EU in defending democracy—these are just a few of the issues causing concern today. Is the EU capable of defending democratic values within the Union and beyond its borders? In an interview from the Lithuanian…

University ceremony

Staff from Leiden University are starting the Dutch universities’ staggered strike against the government cuts on 10 March. Follow the strike in this liveblog.