Kai Hebel explains how the 1975 Helsinki Accords shaped European diplomacy and why their spirit remains urgently relevant in an era of renewed geopolitical in the Guardian.

The Israel-Palestine conflict regularly sparked intense debates in university lecturer Noa Schonmann's classes. She decided to start a podcast with journalist Rajaa Natour to teach her students to have deep and difficult conversations in a nuanced way.

On the 30th of December, we received the sad message that our Kenyan colleague, Kennedy Kaminju Kariuki died on December 28, 2023 in the NW hospital in Nairobi at the age of 35 years from organ and heart failure. Kennedy was a PhD candidate at the CML, Leiden University.

The war between Russia and Ukraine, the conflict in Gaza or the global rise of the far-right: topics that stir up emotions but are also regularly discussed in classes at Political Science. Moreover, with a diverse group of students, there is a great diversity of life experiences, backgrounds and opinions.…

Conference

Lecture, LUCIS What's New?! Series

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.

Mensen werken niet alleen liever samen met leden van hun eigen ingroup, ze concurreren er ook liever mee, lieten Leidse onderzoekers in een sociaalpsychologische studie in 51 landen zien. Dit ‘nasty neighbor’- effect was een grote verrassing voor de onderzoekers, totdat ze in studies over dieren doken.…

The socio-economic effects of climate change often do not receive enough attention. At the EuroScience Open Forum (ESOF) a group of researchers will provide more insight. How does climate change affect whether people work together or conversely end up as opponents? And what can we learn from societies…

Conference, 2-day Workshop

There is a real chance of war closer to home, political and military leaders in Europe have warned. What does Frans Osinga, Professor of War Studies, think about the threat and what we should do?

The first year students of Bachelor Security Studies finished their final block with the course Integrated Project 1. As part of the programme's teaching philosophy ‘Explore, Understand, Do’, students were required to combine the knowledge and understanding they’d gathered throughout their first year,…

Juan Masullo J., Assistant Professor at Leiden University’s Institute of Political Science, has been named a 2025 Harry Frank Guggenheim Distinguished Scholar. His research with Nicholas Barnes on public security policy preferences in Rio de Janeiro's favelas has been recognized for its innovative approach…

How do harrowing war experiences affect different generations? Students have made a video about poignant family stories. They interviewed other students and writer Dubravka Ugrešić. The premiere of the film was on 4 May during the online Hour of Remembrance. Watch this online memorial.

Professor of International Relations Daniel Thomas is clear: anyone taking peace in Europe for granted is shutting their eyes to reality.

Lecture

During the guest lecture on 9 February, Jaap de Hoop Scheffer, Rob de Wijk and Frans Osinga discussed the situation in Ukraine and Taiwan. The crises in eastern Ukraine and the increasing tensions around Taiwan highlight the challenges the West faces in deterring aggression in the new era of key dynamics…

Moderne oorlogsvoering kent geen grenzen. Dreigingen zijn steeds vaker digitaal. Promovendus Annelies van Vark stelt dat Scandinavië beter voorbereid is op gevaar. Zij pleit voor een sterkere rol van de krijgsmacht, herinvoering van de dienstplicht en paraatheid – óók bij burgers.

The end of the year often means looking back with lists, overviews and stories. This combines nicely in a list of all the books published this year by various political scientists at Leiden University. Indeed, in terms of books, these scholars have certainly not been idle. A unique collection of stories,…