This book presents the most comprehensive study of the Waffen-SS until this date. Based on archival studies done in more than 20 archives in 13 different countries over a period of 5 years the book covers the entire history of the Waffen-SS and follows the post-war fate of the SS-veterans as well. The evolution of the Waffen-SS is analysed with special emphasis on the role of Nazi ideology, war crimes and atrocities, as well as the unique multi-ethnic and transnational character of the organization.