Government policy History Emigration and immigration 71 Politics and government 70 Social conditions 45 Immigrants 31 Political aspects 28 more ... Race relations 27 Social aspects 25 Ethnic relations 22 Foreign relations 22 Economic conditions 19 Nuclear weapons 18 Civil rights 17 Legal status, laws, etc 16 Social policy 16 Women 15 Jews 14 Minorities 14 Colonies 13 Economic policy 13 Poverty 13 Public welfare 13 African Americans 12 Government relations 11 World War, 1939-1945 10 Citizenship 9 Employment 9 Financial crises 9 Land tenure 9 less ...