Social aspects Social conditions History 22 Emigration and immigration 9 Race relations 9 Indigenous peoples 8 Economic aspects 6 more ... Government policy 6 Economic conditions 5 Japanese 5 Boundaries 4 Immigrants 4 Native peoples 4 World War, 1939-1945 4 Borderlands 3 Health and hygiene 3 Indians of North America 3 Japanese Americans 3 Kinship 3 Racism 3 Religious aspects 3 Age distribution (Demography) 2 Aging 2 Aspect social 2 Beauty, Personal 2 Children, Black 2 Cities and towns 2 Collective memory 2 Consumption (Economics) 2 Cultural assimilation 2 less ...