Subject
Terrorism Prevention
National security
48
Rules and practice
26
Terrorism Religious aspects Islam
18
Intelligence service
15
Interagency coordination
15
Islamic fundamentalism
14
Intergovernmental cooperation
13
Terrorism Risk assessment
12
Cyberterrorism Prevention
11
Evaluation
11
Border security
10
Jihad
10
United States Foreign relations
10
Domestic terrorism Prevention
9
Terrorists Travel Prevention
9
Transportation Security measures
9
Visas Government policy
8
National security Law and legislation
7
Terrorism
7
Terrorists Recruiting
7
Airports Security measures
6
Appropriations and expenditures
6
Emergency management
6
Management
6
Social media Political aspects
6
Admission of nonimmigrants Government policy
5
Airline passenger security screening
5
Intelligence service Management
5
Officials and employees
5
Privacy, Right of
5
State-sponsored terrorism
5
Terrorists
5
Terrorists Identification
5
Emigration and immigration law
4
Federal aid to terrorism prevention
4
Humanitarian assistance, American
4
Immigration enforcement
4
Internet and terrorism
4
Iran Foreign relations
4
National security Technological innovations
4
Online social networks Political aspects
4
Security, International
4
September 11 Terrorist Attacks, 2001
4
Terrorism Prevention International cooperation
4
Terrorism investigation
4
Terrorist organizations
4
Aeronautics, Commercial Security measures
3
Bioterrorism Prevention
3
Border security Law and legislation
3
more ...