The Dutch universities are shocked by the Russian invasion of Ukraine and empathise with all those affected by this act of aggression. Leiden University also calls for solidarity with and support for all those affected by the war.

The impact of a ceasefire shifts over the course of a conflict, as conflict party leaders learn more about each other’s military and political aspirations and adapt their use of ceasefires accordingly. That’s the key message of the dissertation of Valerie Sticher, PhD-candidate at the Faculty of Governance…

The impact of war extends beyond destroyed buildings and torn families. In bilingual Ukraine, the ongoing war with Russia is a major driver for increasingly discarding the Russian language. What does this mean for the position of Russian in Ukraine?

On Friday, November 17, 2017, Assistant Professor Jens Iverson provided the Keynote for the annual symposium by the Minnesota Journal of International Law: Jus Post Bellum: Justice After the War.

Tensions ran high last week after China published a list on Wednesday of $50 billion in American products that would be hit by tariffs; a direct response to the United States' decision to implement $50 billion of tariffs on Chinese products. Could this be the start of a new trade war? And if so, what…

On Wednesday 9 March, a Faculty meeting about the war in Ukraine was held for staff and students in the Lorentz Lecture Hall. By the time the meeting started at 17.00 hrs, the 220 available seats in the lecture hall had been filled mainly by large numbers of students.

Adopting a largely chronological approach, Gerrits links the historiography of post-war Europe and the major theoretical approaches to nationalism with analysis of key historical developments and events.

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.’

According to Russian propaganda Ukrainians are Nazis and people from the West are Satanists. Egbert Fortuin thinks we should take this propaganda seriously.

Professor Ian Lilley, the Faculty of Archaeology’s Willem Willems Chair in Archaeological Heritage, was invited by Her Excellency Mrs. Marion Derckx, Ambassador of the Kingdom of the Netherlands in Australia, to present the 2022 commemoration speech for Netherlands Memorial Day on May 4th at the Netherlands-Australia…

When Russia invaded Ukraine at the end of February, normal life there came to a halt. To ensure that affected students and researchers can continue their studies and work, professor Ellen Rutten (UvA) and assistant professor Dorine Schellens (Leiden) set up an international mentor network.

On the 6th of March 2023, Santino Regilme presented his work-in-progress titled 'Global Drug Wars: Contested Normative Orders of Peace, Security, and Human Rights'. If the battle against illegal drugs is construed as a war, how is victory in such a war defined and constructed? If the oppositional…

Claire Vergerio, political scientist at Leiden University, has been awarded a VENI grant by Dutch research organisation NWO. This will allow her to conduct an in-depth analysis of the legal rights and duties of non-state actors involved in warfare. The aim is to tackle some persistent blindspots in…

Drugs-related violence in Mexico is similar in terms of dynamics and strategy to the IS hybrid war in the West. This is the claim made by Teun Voeten. PhD defence 20 September.

On 27 september historian Adam Zamoyski held a captivating lecture on his new book Napoleon: the Man behind the Myth. During this lecture, which was an initiative by Polen in Beeld and the Central and Eastern European Studies Center, Zamoyski answered the question: ‘what were the Napoleonic Wars really…

Stories of resistance in the Second World War are widely covered in Dutch historiography: Hannie Schaft, Erik Hazelhoff Roelfzema, and Professor Cleveringa are some of the best known. But these accounts largely focus on the Dutch domestic perspective. On the other side of the world, a complex colonial…

The war in Ukraine has lasted almost two weeks now. What does Putin expect to achieve with his invasion and how big is the chance that the West will get involved? We phoned André Gerrits, professor and expert on Russia.

Simon Willmetts provides evidence for systematic policy of direct collussion between the TIme Inc. media empire and U.S. Central Intelligence Agency.

During the ‘Hour of Remembrance’ on 4 May, the University community remembers its students and staff who were killed in the Second World War. It also looks at freedom and oppression today. Three questions for Sara Polak, chair of the Hour of Remembrance committee.

Paul Christiaan Flu, originally from Surinam, was a brilliant tropical doctor, who in 1938 rose to the position of Rector Magnificus of Leiden University. The war years brought his lightning career to an abrupt end: his son was murdered and he himself was imprisoned in a concentration camp. A sad family…

Sandy Overgaauw has been awarded a 25,000 euro grant from the LUF for her research into PTSD in Syrian refugee children in the Netherlands. The research should lead to a screening method that can be used to determine which children are at higher risk of developing posttraumatic stress disorder (PTSD…

Courts that adjudicate war crimes or other crimes against humanity are increasingly taking regional norms and cultural values into consideration. PhD candidate Seun Bakare examined whether this could also be an asset in cooperation with the International Criminal Court (ICC).

‘That hornets’ nest in Leiden must be destroyed,’ said Dutch National Socialist Party member Robert van Genechten in November 1942. He was referring to Leiden University. Why this hatred? Emeritus Professor of University History Willem Otterspeer has written a book about Leiden University during the…

In her capacity as a lawyer and expert in International Humanitarian Law and Human Rights, Professor Helen Duffy is filing a lawsuit against the Dutch State. Leiden University’s weekly newspaper Mare reports that through her role, Duffy is assisting a Palestinian Dutchman whose family was killed in…

The one-day symposium ‘War in Europe: the impact of Russian aggression in Ukraine two years on’ on 23 February 2024

How were war heroes and war criminals created, and how do these images relate to the historical context?

Inaugural lecture

During the Dutch famine of 1944–45, people were much more creative in finding food than we thought. Biology student Tom Vorstenbosch discovered that people did not only eat flower bulbs at that time, but also radish leaves and wild plants such as sorrel and chickweed.

The gripping story of a collective passion for freedom that shook the world.

The Research Training Group “Byzantium and the Euro-Mediterranean Cultures of War” invites scholars to submit paper proposals for a series of sessions on “Perceptions of Just War in the Middle Ages” at the IMC 2025. These sessions aim to explore the diverse theological, philosophical, legal, and cultural…

The war in Ukraine is entering a new phase with the announcement of a partial Russian military mobilisation and the intention to annex four Ukrainian regions. Why is Putin making these decisions just now and what consequences will they have for the course of the war? We talk to professor and Russia…

In films kunnen de meest wonderlijke acties plaatsvinden. Maar zijn die acties in de 'echte' wereld ook mogelijk? En in hoeverre houden filmmakers ons voor de gek? Tijdens het Leiden International Film Festival komen film en wetenschap samen.

C.R. Hermans (2012). Facsimile-editie van Noordbrabants Oudheden aangevuld met enkele Archeologische Mengelwerken.

PhD candidate Wouter Verschoof-van der Vaart has received the Stichting Elise Mathilde Fonds grant from the Leids Universiteits Fonds (LUF) to work on a research project focusing on the landscapes of the Second World War. ‘We will combine citizen science with deep learning to uncover traces of the c…

As a student, Thijs Brocades Zaalberg was primarily interested in diplomacy surrounding conflicts. Through research on peace operations and subsequently the fight against guerrillas, he became increasingly involved with the most violent aspects of colonial warfare. On 1 October, he will be appointed…

Dr Moritz Jesse (Associate Professor at the Department of European Law) was invited to present a lecture on the role of migration on peace and stability in post-war Europe at a masterclass for students and staff at the Catholic University of Lille, France. The talk, which bore the title ‘People’s mobility…

Damien van Puyvelde has received funding (over 47.000 euro) from a new Research Council pilot for his study 'Open-source research and the war in Ukraine: intelligence for the people by the people?' We asked the researcher five questions about this project and the opportunities this creates for him.

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,…

Three Dutch research institutes - including the Leiden University’s KITLV - will conduct a follow-up study on the use of violence during the Dutch East Indies war of decolonisation (1945 – 1950). The government has designated 4.1 million Euros for this study.

This dissertation explores how domestic political power struggles in Greece and Turkey during the Cold War engaged with the ongoing conflict in Cyprus and aims to demonstrate how socialist parties in Greece and Turkey struggled with the concept of the “nation” in battling for power and political positioning…