 This system of plantation farming was originally developed in the West Indies and introduced to the United States in South Carolina and Louisiana, from where it spread throughout the Deep South, although there were local exceptions wherever conditions did not support the system.The sharp division between town and country, the intensive use of a few cash crops, and the high proportion of slaves, all contrasted with the Upland South.Virginia and its surrounding region stands out as different from both the Upland South and the Deep South.