Emigration and immigration History 1,449 Immigrants 1,149 Government policy 905 Social conditions 693 Social aspects 686 Ethnic relations 359 更多 ... Economic aspects 332 Noncitizens 230 Migrations 216 Refugees 212 Race relations 205 Economic conditions 198 Political aspects 196 Human Migration 189 Foreign workers 168 Politics and government 162 Transnationalism 162 Ethnic identity 161 Jews 161 Emigration and immigration law 155 Cultural assimilation 141 Women immigrants 124 Citizenship 123 Illegal immigration 114 Ethnicity 113 Migration, Internal 112 Mexicans 104 Religious aspects 101 Chinese 96 少 ...