Aspect social Social aspects 29 Histoire 28 History 28 HISTORY 21 State & Local 15 Social conditions 14 General 11 African Americans 6 Conditions sociales 6 History, Military 6 Race relations 6 Noirs américains 5 Relations raciales 5 Civil War Period (1850-1877) 4 Midwest (IA, IL, IN, KS, MI, MN, MO, ND, NE, OH, SD, WI) 4 SOCIAL SCIENCE 4 Ethnic Studies 3 Freed persons 3 Frontier 3 Frontier and pioneer life 3 Imperialism 3 Impérialisme 3 Manners and customs 3 Personnes affranchies 3 Personnes blanches 3 Social life and customs 3 Soldiers 3 White people 3 African American Studies 2