Featuring 16 new entries, International Relations: The Key Concepts, now in its fourth edition, is the essential guide for anyone interested in international affairs. Comprehensive and up to date, it introduces the most important themes in international relations. New entries include the following:

• Anthropocene
• Authoritarian populism
• Borders
• Brexit
• Dignity
• Hierarchy
• Intersectionality
• Pandemic
• Postmodern warfare
• Race war
• Resilience

Featuring suggestions for further reading as well as a unique guide to websites on international relations, this accessible guide is an invaluable aid to an understanding of this expanding field, ideal for student and non-specialist alike. It will serve as a vital reference text for undergraduate IR courses.