This book provides an introduction to the core concepts, issues and controversies of Drone Warfare. It traces the origins, evolution and development of drone warfare and its core issues and controversies. Beginning with an examination of the Gulf War in 1991 through to the Kosovo Campaign of 1999 it then addresses the use of drones in Iraq and Afghanistan. Both wars escalated into full blown counter-insurgencies the armed drone became the weapon of choice. The specific use of drone warfare by President Obama and all the consequent controversies over ethics, law and sovereignty are examined. In this sense the overall intervention of this book will be to trace, explain and interrogate how this technology impacted upon decision making, strategy and political choices over countering and killing insurgents, terrorists and potential opponents of the West.conflicts. Here we also examine the place of the drone in so-called hybrid wars of the future.