Department of International Relations
Welcome to the world-leading Department of International Relations at LSE. We are now in our 98th year - one of the oldest as well as largest IR departments in the world, with a truly international reputation. We are ranked 2nd in the UK and 5th in the world in the QS World University Ranking by Subject 2025 tables for Politics and International Studies.
Upcoming public events
Join us for a range of public events across topics relating to international relations
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Study
Information on our undergraduate and postgraduate programmes, and on studying in the department
Research in the Department of International Relations at LSE
Find out all about the wide-ranging research taking place in our department, and learn about our Research clusters
IR Alumni community
Find out more about our alumni community and how to stay involved
Our research
Podcasts
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Student handbooks on Moodle
Check them out as they are your one-stop shop for department information during the year
IR blog
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Latest news
International Relations: an introduction
Featuring academics from the International Relations Department at LSE, ‘International Relations: an introduction’ is a 10-minute film about the study of international relations, particularly at LSE. The film looks at what we study, and why, and also at major themes and how to approach them, and debates Star Trek and whether there will ever be world peace.