Military policy 22 National security 21 Prevention 13 Defenses 12 Foreign relations 11 Security measures 11 Armed Forces 10 more ... Terrorism 10 Government policy 8 Nuclear weapons 8 Emergency management 7 Drone aircraft 5 Air power 4 Computer security 4 History 4 Law and legislation 4 Military assistance, American 4 Military relations 4 Planning 4 Arms control 3 Bioterrorism 3 Border security 3 Computer networks 3 Congresses 3 Electronics in military engineering 3 Guided missiles 3 Interagency coordination 3 Law enforcement 3 Military applications 3 Procurement 3 Public safety 3 Signal processing 3 Tables 3 Aeronautics, Military 2 Afghan War, 2001- 2 Arms transfers 2 Ballistic missiles 2 Boats and boating 2 Costs 2 Data protection 2 Design and construction 2 Digital techniques 2 Information networks 2 Information resources management 2 Information services 2 Information technology 2 Information warfare 2 Management 2 Nuclear arms control 2 Nuclear nonproliferation 2 Nuclear terrorism 2 Operational readiness 2 Politics and government 2 Strategic forces 2 Strategy 2 Technology transfer 2 Testing 2 United States 2 Weapons systems 2 Administrative agencies 1 Aeronautics, Commercial 1 Afro-American soldiers 1 Agroterrorism 1 Airports 1 Alloys 1 Amphibious assault ships 1 Appropriations and expenditures 1 Arms race 1 Astronautics and state 1 Atomic bomb shelters 1 Automatic gain control 1 Automatic tracking 1 Battle casualties 1 Biological Warfare Agents 1 Biological warfare 1 Biological weapons 1 Biometric identification 1 Buildings 1 Casualties 1 Chemical terrorism 1 Civil defense 1 Civilian war casualties 1 Climatic changes 1 Cloud computing 1 Color separation 1 Commerce 1 Communicable diseases 1 Communication in law enforcement 1 Computer crimes 1 Computer science 1 Computer-assisted instruction 1 Control theory 1 Cost effectiveness 1 Cruise missiles 1 Customs administration 1 Cyber intelligence (Computer security) 1 Data processing 1 Data transmission systems 1 Deception 1 Decision making 1 less ...