Defense industries Armed Forces 11 Economic aspects 8 Appropriations and expenditures 5 History 5 Military research 4 Defenses 3 Military policy 3 Arms race 2 Disarmament 2 Economic conditions 2 Economic conversion 2 Economic policy 2 Employees 2 Industrial policy 2 Military supplies 2 Procurement 2 Supplies and stores 2 Testing 2 World War, 1939-1945 2 Accounting 1 Armies 1 Arms control 1 Arms transfers 1 Biography 1 Defense contracts 1 Energy conservation 1 Equipment 1 Finance 1 Foreign economic relations 1