_The Crusades: A History_ is the definitive account of a key topic in medieval and religious history. Jonathan Riley-Smith, a world authority on the subject, explores the organisation of a crusade, the experience of crusading and the crusaders themselves, producing a textbook that is as accessible as it is comprehensive. This exciting new third edition includes: - Substantial new material on crusade theory, historiography and translated texts - An expanded scope that extends the text to cover the decline of crusading in the nineteenth century - Valuable pedagogical features, such as a revised bibliography, maps, illustrations and a brand new chronology This book is essential reading for all students and scholars seeking to understand the Crusades and their significance in world history.