Defenses 5 Civil defense -- 3 Armed Forces -- 2 Military policy 2 National security -- 2 War on Terrorism, 2001-2009 2 Armed Forces 1 more ... Armed forces -- 1 Civil defense 1 Disaster relief -- 1 Emergency management -- 1 Harbors -- 1 Merchant marine -- 1 Military planning -- 1 Military relations -- 1 National security 1 Operational readiness. -- 1 Organization 1 Politics and government -- 1 Prevention 1 Security measures 1 Security measures -- 1 Terrorism -- 1 World politics -- 1 less ...