Congresses Congresses -- 20 Foreign relations -- 8 Defenses -- 4 Foreign economic relations -- 4 Congresses. -- 3 Relations -- 3 more ... Arms control -- 2 Commercial policy -- 2 Economic policy -- 2 Education, Higher -- 2 International business enterprises -- 2 National security -- 2 Automation -- 1 Business enterprises -- 1 Citizenship -- 1 Commercial treaties -- 1 Competition, International -- 1 Cultural relations -- 1 Customs unions -- 1 Economic conditions -- 1 Emigration and immigration -- 1 Europe 1992 -- 1 Foreign trade promotion -- 1 Free trade - -- 1 Humanities -- 1 International cooperation -- 1 Investments -- 1 Investments, American -- 1 Libraries -- 1 less ...