African American slaves were considered property. Slave owners justified them being property because slaves were black—in other words not people. Slaves were used on large plantations and small farms as the primary form of labor.
Industrialization, French Revolution, Renaissance
Abraham Lincoln won the presidency in 1860 because the pro slavery vote was split between several candidates. He ran against three others. They were Northern Democrat Stephen Douglas, Southern Democrat John C. Breckenridge and Constitutional Union candidate John Bell. Lincoln was the only Republican and the first to win a presidential election.