Politics and government 11 Social conditions 8 Economic conditions 7 History 7 Political activity 4 Sociology 4 Case studies 3 Communism 3 Foreign relations 3 Labor unions 3 Race relations 3 Armed Forces 2 Biography 2 Budget 2 Ethics 2 Freedom of information 2 Government information 2 Jewish-Arab relations 2 Jews 2 Poor 2 Presidents 2 Social aspects 2 Social classes 2 Social policy 2 Social sciences 2 Afro-American labor union members 1 Aging 1 Agriculture 1 Appropriations and expenditures 1 Armed forces 1