Law and legislation National security Terrorism 56 Prevention 53 Civil rights 37 Foreign relations 19 Intelligence service 16 more ... War and emergency powers 15 Government policy 11 History 10 Electronic surveillance 9 Internal security 8 Privacy, Right of 8 Detention of persons 7 Separation of powers 7 War and emergency legislation 7 Combatants and noncombatants (International law) 6 Constitutional law 6 Political aspects 6 Politics and government 6 War on Terrorism, 2001-2009 6 Courts 5 Freedom of the press 5 Human rights 5 International law 5 Political questions and judicial power 5 War (International law) 5 Criminal justice, Administration of 4 Data protection 4 Defenses 4 less ...