War on Terrorism, 2001-2009 3 Aeronautics, Commercial -- 2 Evaluation. -- 2 Government policy -- 2 Prevention. -- 2 Security measures 2 Terrorism -- 2 more ... Armed Forces -- 1 Civil defense -- 1 Defenses 1 Military planning -- 1 Organization 1 Political aspects -- 1 Politics and government -- 1 Presidents -- 1 Values -- 1 less ...