The document summarizes tensions over slavery in the United States prior to the Civil War. It describes how Africans were captured and sold into the transatlantic slave trade, with millions dying during the journey or in captivity. The southern economy became dependent on slave labor to cultivate cash crops like cotton and tobacco. Slavery divided the nation along sectional lines, pitting the industrialized North against the agricultural South. Southern states defended the institution of slavery, leading to conflicts over states' rights and the expansion of slavery into new western territories. Enslaved people resisted through acts of sabotage, running away, and occasional rebellions, despite facing severe punishment if caught. The tensions over slavery and states' rights would