A valuable, up-to-date reference tool for understanding the latest developments in national and international terrorism—one of the most pressing security challenges facing the world today. Terrorism has emerged as one of the main foreign and national policy challenges of the 21st century. Encyclopedia of Terrorism provides comprehensive coverage of the events, individuals, groups, incidents, and trends in terrorism in the modern era. This essential work presents accurate, concise, and crucial information on developments since the watershed events of September 11, 2001, providing readers with an invaluable reference tool for understanding major developments that have occurred in domestic and international terrorism. The work is fully cross-referenced to provide a comprehensive research tool for high school students, academics, security analysts, and other readers interested in the study of terrorism.