James Henry Hammond
James Henry Hammond's 1858 "Mudsill Speech" argued that slavery would eliminate social ills by eliminating the class of landless poor.
Portrait of James Henry Hammond
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"Proslavery."
http://en.wikipedia.org/wiki/Proslavery%23Political_proslavery
Wikipedia
Public domain.