Prevention. -- Terrorism -- 3 Civil rights -- 2 National security -- 2 Civil defense -- 1 Combatants and noncombatants (International Law) 1 Detention of persons -- 1 more ... Executive power -- 1 International cooperation 1 Law and legislation -- 1 Law enforcement -- 1 Legal status, laws, etc -- 1 Politics and government -- 1 Prevention -- 1 Terrorists -- 1 War (International law) 1 War and emergency powers -- 1 War on Terrorism, 2001-2009 1 less ...