Foreign relations -- 97 Terrorism -- 67 History -- 33 Politics and government -- 33 Government policy -- 24 National security -- 24 Prevention. -- 24 more ... Law and legislation -- 17 Relations -- 17 Military policy 15 Prevention -- 15 Political aspects -- 13 Politics and government 13 War on Terrorism, 2001-2009 13 World politics -- 12 Terrorism 10 Foreign economic relations -- 9 Islam 9 Prevention 9 Religious aspects -- 9 September 11 Terrorist Attacks, 2001 9 Civil rights -- 8 Democracy -- 8 Executive power -- 8 History. -- 8 Intelligence service -- 8 Military relations -- 8 Nuclear arms control -- 8 Biography -- 7 Cold War 7 less ...