Economic conditions Emigration and immigration Social conditions 12 Immigrants 9 History 8 Economic aspects 5 Ethnic relations 5 more ... Politics and government 5 Social aspects 5 Famines 4 Irish 4 African Americans 3 Asian Americans 3 Conditions économiques 3 Ethnic identity 3 Foreign workers, Mexican 3 Mexican Americans 3 Relations 3 Competition, International 2 Cultural assimilation 2 Economic history 2 Einwanderung 2 Employment 2 Émigration et immigration 2 Foreign relations 2 Hispanic Americans 2 Jews 2 Mexicans 2 Migrations 2 Africains 1 less ...