Why didn't I ever learn about this? It makes the actions of southerners seem reasonable.
>The massacre, which took place throughout Haiti, occurred from early February 1804 until 22 April 1804 and resulted in the deaths of 3,000 to 5,000 men, women, and children.
>In the wake of the revolution in France, he planned to massacre all the whites living in Cap-Français. On 22 August 1791, the blacks descended to Le Cap, where they destroyed the plantations and executed all the whites who lived in the region.
>At the time of the U.S. Civil War, a major reason for southern whites, most of whom did not own slaves, to support slave-owners (and ultimately fight for the Confederacy) was fear of a genocide similar to the Haitian Massacre of 1804. This was explicitly referred to in Confederate discourse and propaganda as a reason for secession.
https://en.wikipedia.org/wiki/1804_Haiti_massacre