Labor movement History 506 Working class 392 Labor unions 294 Politics and government 108 Social conditions 103 Political activity 102 more ... Economic conditions 81 Labor 74 Socialism 57 Industrial relations 56 Employment 41 Labor laws and legislation 41 Industries 37 Women 30 Labor policy 27 Organizing 24 Strikes and lockouts 24 Communism 22 Womyn 22 Social aspects 21 African Americans 20 Civil rights 18 Economic aspects 18 International labor activities 18 Social classes 18 Wages 18 Slavery 17 Race relations 16 Radicalism 16 less ...