Prevention Terrorism -- 8 War on Terrorism, 2001-2009 3 Prevention -- 2 Prevention. -- 2 Security measures 2 Security measures -- 2 more ... Aeronautics, Commercial -- 1 Airports -- 1 Ambassadors -- 1 Civil defense 1 Civil defense -- 1 Counterinsurgency -- 1 Defenses 1 Finance 1 Finance -- 1 Finance. -- 1 Foreign relations -- 1 Globalization 1 Harbors -- 1 Hate crime investigation 1 Hate crime investigation -- 1 Hijacking of aircraft -- 1 Jihad 1 Leadership 1 Leadership in women 1 Merchant marine -- 1 National security 1 National security -- 1 Passenger traffic 1 less ...