Emigration and immigration Government policy 19 Immigrants 9 Citizenship 5 Migration, Internal 5 Boundaries 4 Social aspects 4 Cultural assimilation 3 Economic integration 3 Emigration and immigration law 3 European Union countries 3 Political aspects 3 Refugees 3 Social conditions 3 Asylum, Right of 2 Civil rights 2 Employment 2 Ethnic groups 2 European Union 2 History 2 National security 2 Nationalism 2 Public opinion 2 Security, International 2 Transnationalism 2 West Africans 2 Alien labor 1 Aliens 1 Attitudes 1 Border security 1