Defenses -- Economic aspects 10 National security -- 5 Congresses 4 Congresses -- 3 Appropriations and expenditures 2 Armed forces -- 2 more ... Colonies -- 2 Defenses 2 Foreign relations -- 2 History 2 Military policy -- 2 Periodicals 2 Politics and government -- 2 Addresses, essays, lectures 1 Ammunitions -- 1 Armed Forces 1 Armed forces 1 Arms control -- 1 Arms race 1 Congress -- 1 Congresses. -- 1 Disarmament -- 1 Economic aspects -- 1 Economic assistance -- 1 Economic conditions 1 Economic conditions -- 1 Economic convention -- 1 Economic policy 1 History -- 1 less ...