Politics and government -- History -- 37 Economic conditions -- 35 Biography -- 27 Foreign relations -- 23 Social conditions -- 20 Periodicals 14 more ... Periodicals -- 14 Presidents -- 14 World politics -- 14 History 11 International agencies -- 9 Politics and government 9 Biography 8 Congresses -- 8 National security -- 8 Prime ministers -- 8 Cabinet officers -- 7 Economic forecasting -- 7 Ethnic relations 6 Economic policy -- 5 Forecasting -- 5 Nationalism -- 5 Palestinian Arabs -- 5 Politicians -- 5 Relations -- 5 Terrorism -- 5 Autonomy and independence movements 4 Congresses 4 Heads of state -- 4 less ...