"Boukman led his followers in vowing that they and their children would serve the pagan gods of the island, including the devil, for exactly 200 years in exchange for freedom from the French.   Seven days later the slaves of Haiti rose in rebellion, soaking Haiti in the blood of the French overseers and plantation owners who had enslaved them.  On January 1, 1804 a beaten France acknowledged the independence of Haiti.”

exactly 200 years

1804,  1904,  2004.....   and your saying what???