Violence -- 20 Political violence -- 18 Political violence 12 Terrorism 7 History 5 History -- 5 Islam 5 more ... Religious aspects -- 5 Conflict management 4 Ethnic relations 4 Religious aspects 4 Social conflict -- 4 Terrorism -- 4 Violence 4 Case studies 3 Democracy 3 Democratization 3 Foreign relations -- 3 Islam and politics -- 3 Politics and government 3 Politics and government -- 3 War -- 3 World politics -- 3 Civil -- 2 Congresses -- 2 Ethnic conflict -- 2 Globalization 2 Humanitarian assistance 2 International relations 2 Islam -- 2 less ...