Government policy History 120 Emigration and immigration 105 Economic aspects 53 Women 48 Social conditions 44 Prevention 43 Immigrants 42 Politics and government 42 Social aspects 40 Law and legislation 37 Political aspects 37 Social policy 34 Services for 31 Terrorism 31 Economic conditions 24 Economic policy 23 Legal status, laws, etc 23 Refugees 23 Employment 22 Case studies 18 Drug abuse 17 Management 17 Poor 17 Technological innovations 17 Agriculture and state 16 Children 16 Foreign relations 16 Research 16 Women's rights 16