History Histoire 20 Politics and government 10 Emigration and immigration 9 Social conditions 8 Constitutional history 6 African Americans 5 more ... Congresses 5 Congrès 4 Economic conditions 4 Families 4 Kongress 4 Sources 4 Book industries and trade 3 Civilization 3 Conditions sociales 3 Cooking 3 Foreign countries 3 Immigrants 3 Minorities 3 Social life and customs 3 Swedish Americans 3 Agriculture 2 Arbeiterbewegung 2 City and town life 2 Civilisation 2 Colonization 2 Employment 2 Ethnic groups 2 Ethnic relations 2 Ethnologie 2 European Americans 2 Exil 2 Émigration et immigration 2 Familles 2 Food habits 2 Foreign relations 2 Foreign workers, Italian 2 German Americans 2 Historiography 2 less ...