Social conditions History 30 Politics and government 5 Social aspects 5 Economic conditions 4 Chile saltpeter industry 3 Middle class 3 more ... Working class 3 Civilization 2 Colonies 2 Families 2 Political and social views 2 Social conflict 2 Social life and customs 2 Women 2 19th century 1 Abandoned children 1 African Americans 1 Bolivians 1 Businessmen 1 Causes 1 Children 1 Christmas 1 Community development 1 Cultural assimilation 1 Economic aspects 1 Education 1 Elite (Social sciences) 1 Emigration and immigration 1 Employees 1 less ...