Military policy Terrorism -- National security -- 3 International cooperation 2 Security measures 2 Air power -- 1 Crisis management -- 1 more ... Democracy 1 Deterrence(strategy) 1 Fear -- 1 Foreign relations -- 1 Globalization -- 1 Homeland security 1 Information warfare -- 1 Infrastructure -- 1 International security 1 Intervention (International Law) 1 Philosophy 1 Political aspects 1 Political aspects -- 1 Prevention 1 Prevention -- 1 Prevention. -- 1 Safety measures 1 Security Management 1 Transportation -- 1 United States 1 War on terrorism, 2001- 1 less ...