Emigration and immigration Immigrants 141 History 78 Description and travel 52 Economic aspects 45 Social aspects 44 British 42 Social conditions 36 Colonies 33 Economic conditions 31 Chinese 30 Government policy 29 Race relations 26 Assisted emigration 23 Political aspects 18 Emigration and immigration law 15 Colonists 13 Germans 13 Irish 13 Refugees 13 Japanese 12 Colonization 11 Ocean travel 11 Transportation 11 Ethnic relations 10 Labor market 10 Politics and government 10 Social life and customs 10 Conduct of life 9 Poor 9