["History \/ United States \/ 21st Century","Political Science \/ Terrorism","Terrorism;Government policy;United States.","United States;Politics and government;2001-","War on Terrorism, 2001-","GENERAL","General Adult","History","History \/ United States \/ 21st Century","History\/American","NATIONAL SECURITY ISSUES","Non-Fiction","PUBLIC POLICY","Political Science \/ Terrorism","Terrorism;Government policy;United States.","United States","United States;Politics and government;2001-","War on Terrorism, 2001-"]