Subject
National security
1,979
Terrorism Prevention
309
United States Foreign relations
232
Appropriations and expenditures
225
United States Military policy
210
Rules and practice
152
National security Finance
142
Evaluation
122
Intelligence service
113
Management
112
Military planning
91
United States Defenses
90
Terrorism Prevention Government policy
87
United States Armed Forces Operational readiness
84
Security, International
75
Emergency management
63
Border security
61
Cyberterrorism Prevention
59
Planning
57
National security Planning
54
Export controls
51
Interagency coordination
50
United States Armed Forces
50
Terrorism
48
Nuclear nonproliferation
44
Terrorism Prevention Finance
42
Economic sanctions, American
41
Terrorism Religious aspects Islam
40
Weapons of mass destruction
39
Nuclear weapons
38
Deterrence (Strategy)
37
Privacy, Right of
36
Computer networks Security measures
35
Energy policy
34
Procurement
34
United States Armed Forces Appropriations and expenditures
34
Civil rights
33
Computer security
33
United States Military relations
33
Visas Government policy
33
Cyberinfrastructure Security measures
32
National security Forecasting
32
Civil defense
30
Intergovernmental cooperation
30
Sequestration (Public finance)
30
Terrorism Government policy
29
Terrorism Risk assessment
29
War on Terrorism, 2001-2009
29
China Foreign relations
28
National security History
28
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