History 212 African Americans 187 Race relations 150 Racism 126 Civil rights 122 Civil rights movements 122 Freedom Rides, 1961 120 more ... Civil rights workers 98 Segregation 90 Slavery 45 Dancers 18 Education 17 Trials (Murder) 17 Crimes against 16 Education and state 15 Choreographers 14 Slaves 14 Educational leadership 13 Lynching 13 Trials, litigation, etc 13 Emancipation 12 Politics and government 11 Parent participation 9 Ballet 8 Economic conditions 8 Study and teaching 8 Education, Secondary 7 Motion picture industry 7 Slave trade 7 Vietnam War, 1961-1975 7 less ...