Working class History 957 Social conditions 411 Labor unions 228 Economic conditions 222 Labor movement 206 Labor 192 more ... Political activity 191 Politics and government 183 Social aspects 114 Social classes 97 Industrial relations 74 Social life and customs 71 Poor 64 Education 63 Socialism 58 Employment 57 Race relations 57 History and criticism 55 Industries 51 Women 50 African Americans 42 Immigrants 42 Economic aspects 39 Economic policy 39 Labor policy 38 Communism 34 Strikes and lockouts 34 Wages 34 Capitalism 33 less ...