Congresses Congresses -- 9 Defenses -- 4 Arms control -- 2 Foreign economic relations -- 2 Foreign relations -- 2 Citizenship -- 1 more ... Competition, International -- 1 Congress -- 1 Congresses. -- 1 Cultural assimilation -- 1 Economic policy -- 1 Emancipation -- 1 Emigration and immigration -- 1 Ethnic relations -- 1 History -- 1 Industrial laws and legislation -- 1 International cooperation -- 1 Jews -- 1 Liberalism -- 1 National security -- 1 Naturalization -- 1 Nuclear weapons -- 1 Relations -- 1 Security, International -- 1 less ...