Why was America a broken promise in Kindred?

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explores Dana's venturing back in time to the Antebellum South. Dana, a
black woman, endures violence and sordid conditions throughout her numerous stays on the
plantation where her slave ancestors live and work. One conclusion a reader could draw from the
novel is that, despite Dana's success in the modern world, her ancestors, and black people at
large, were abused and given the short end of the stick in American history. That Dana herself
is unwillingly made to witness and experience...