Government policy History 152 Emigration and immigration 134 Social aspects 69 Economic aspects 64 Politics and government 60 Political aspects 57 Prevention 56 Social conditions 53 Women 53 Immigrants 47 Terrorism 45 Law and legislation 43 Services for 37 Social policy 36 Refugees 34 Climatic changes 31 Legal status, laws, etc 29 Economic conditions 28 Economic policy 26 Internet 26 Management 26 Research 25 Employment 23 Foreign relations 23 Technological innovations 23 Drug abuse 22 International cooperation 22 Environmental policy 20 Ethnic relations 20