Free trade -- 7 Economic integration 5 Commercial policy 4 Commerce 3 Congresses 3 Economic conditions 2 Economic integration -- 2 more ... Foreign economic relations 2 Foreign relations 2 Military policy 2 National security -- 2 Political aspects -- 2 Commerce -- 1 Congresses -- 1 Economic Conditions -- 1 Economic condition 1 Economic intergration -- 1 Electronic industries -- 1 Foreign trade regulation -- 1 International economic integration -- 1 National security - North America 1 North America 1 Political parties -- 1 Protectionism -- 1 Public opinion -- 1 Regional disparities -- 1 Regional economic disparities -- 1 Relations -- 1 Security 1 less ...