Radicalism -- Terrorism -- 7 Politics and government 4 Foreign relations -- 2 Islam 2 Radicals -- 2 Terrorism 2 more ... Christianity and other religions -- 1 Congresses 1 Criminology 1 Drug trade -- 1 Drug traffic -- 1 Foreign relations 1 Government publications -- 1 Imperialism 1 Influence 1 Islamic fundamentalism 1 Islamic fundamentalism -- 1 Jihad 1 Jihad -- 1 Military policy 1 Military relations -- 1 National characteristics, American 1 Political messianism -- 1 Political violence -- 1 Prevention 1 Psychological aspects. -- 1 Race relations 1 Radicalism 1 Religious aspects -- 1 less ...