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