Protest movements -- Democracy -- 3 Politics and government -- 3 Authoritarianism -- 2 Politics and government 2 Armed Forces -- 1 Congresses 1 more ... Economic -- 1 Foreign relations -- 1 Government policy -- 1 Insurgency -- 1 Iraq War, 2003- -- 1 Political activity 1 Social change -- 1 Social conflict -- 1 Social movements -- 1 Sociological aspects -- 1 Terrorism -- 1 Vietnamese Conflict, 1961-1975 -- 1 less ...