Subject
Terrorism Prevention
National security
93
Rules and practice
38
Intelligence service
36
Evaluation
27
Management
27
Terrorism Religious aspects Islam
20
Intergovernmental cooperation
19
National security Law and legislation
19
Interagency coordination
18
Emergency management
16
Harbors Security measures
16
Islamic fundamentalism
15
War on Terrorism, 2001-2009
14
Ports of entry Security measures
12
Terrorism Risk assessment
12
Airports Security measures
11
Border security
11
Jihad
11
Privacy, Right of
10
Shipping Security measures
10
Transportation Security measures
10
Aeronautics, Commercial Security measures
9
Airline passenger security screening
9
Terrorism Government policy
9
Terrorists Recruiting
9
Visas
9
Weapons of mass destruction
9
Appropriations and expenditures
8
Domestic terrorism Prevention
8
Internal security
8
Railroads Security measures
8
Terrorists Travel Prevention
8
United States Foreign relations
8
Chemical terrorism Prevention
7
Cyberterrorism Prevention
7
Law enforcement Information resources management
7
Noncitizens Government policy
7
Terrorism
7
Weapons of mass destruction Government policy
7
Civil rights
6
Criminal investigation
6
Emigration and immigration law
6
Intelligence service Law and legislation
6
Law enforcement
6
Local transit Security measures
6
Nuclear nonproliferation
6
Terrorists
6
Visas Government policy
6
Bioterrorism Prevention
5
more ...