Title: The black hearts of men
Subjects: Moral and ethical aspects, Radicalism, Psychological aspects of Racism, Race relations, Racism, Abolitionists, Antislavery movements, Biography, History, Psychological aspects, Whites, Slavery, united states, history, United states, social conditions, African americans, social conditions, United states, race relations, New York Times reviewed, Abolitionisme, Radicalisme, Slavernij, Abolitionnistes, Histoire, Mouvements antiesclavagistes, Biographies, Lutte contre le Racisme, Aspect psychologique, Relations raciales, Aspect moral
Places: United States
People: Frederick Douglass (1818-1895), Gerrit Smith (1797-1874), James McCune Smith (1813-1865), John Brown (1800-1859)
Time periods: 19th century