Congresses Congresses -- 22 Economic conditions -- 16 Politics and government -- 11 Foreign economic relations -- 8 Social conditions -- 7 Economic integration -- 6 more ... Economic policy -- 6 Foreign relations -- 6 Congresses. -- 3 Culture -- 3 National security -- 3 Civil society -- 2 Education, Higher -- 2 Foreign relations 2 International business enterprises -- 2 International cooperation -- 2 Antiquities -- 1 Armed Forces -- 1 Capital movements -- 1 Central places -- 1 Chinese -- 1 Civilization -- 1 Commerce -- 1 Competition, International -- 1 Defenses -- 1 Democracy -- 1 Diplomacy -- 1 Ethnic identity -- 1 Ethnic relations -- 1 less ...