History 637 Politics and government 256 African Americans 227 Civil rights 197 Race relations 180 Civil rights movements 141 Racism 124 more ... Freedom Rides, 1961 121 Motion picture producers and directors 110 Civil rights workers 106 History and criticism 106 Social conditions 98 Study and teaching (Higher) 98 Segregation 95 Slavery 86 Antislavery movements 73 Choreographers 73 Abolitionists 69 Composers 69 Artists 68 Dancers 68 Presidents 51 Social aspects 51 Nineteen sixty-four, A.D. 47 Foreign relations 44 Authors, American 43 Art, American 42 Actors 37 Performance art 37 Motion picture actors and actresses 36 less ...