Terrorism is one of the primary concerns of the modern world and is increasingly becoming a major factor in all international relations in the 21st century. This revised and updated second edition of a major reference work in the area contains definitions and descriptions of all aspects of terrorism and political violence, including:
* individual terrorists;
* terrorist organisations;
* terrorist incidents;
* countries affected by terrorism;
* types of terrorism;
* measures against terrorism;
* forms of political violence;
* history of terrorism;
* psychology of terrorism;