lion slaves. These slaves were very valuable to the slaveholding planter class. They were a huge investment to Southerners and if taken away, could mean massive losses to everyone. Slaves were used in the South as helpers in the fields in the cultivation of tobacco, rice, and indigo, as well as many other jobs. The South especially needed more slaves at this time because they were now growing more cotton then ever because of the invention of the cotton gin. Cotton production with slaves jumped from 178,000 bales in 1810 to over 3,841,000 bales in 1860. ...