Migrations Emigration and immigration 17 Jews 16 History 15 Holocaust survivors 6 Africans 5 Ethnic relations 5 more ... Jewish refugees 4 Refugees 4 World War, 1939-1945 4 Antiquities 3 Discovery and exploration 3 Government policy 3 Human beings 3 Immigrants 3 Indians of North America 3 Social conditions 3 Transatlantic influences 3 Bell beaker culture 2 Civilian relief 2 Discoveries in geography 2 Europeans 2 Excavations (Archaeology) 2 First contact with other peoples 2 Intellectual life 2 Jewish diaspora 2 Pottery, Prehistoric 2 Slavery 2 African diaspora 1 African influences 1 less ...