The state had too much power in the confederate
The Haitian people eventually gained independence from France and became the first nation established by former slaves as a result of their struggle. The excesses of that despicable treatment were the very reason for the success of the Haitian Revolution: the treatment of slaves and Mulattoes in Haiti was so terrible that it prompted the most violent and eventually victorious slave insurgency in history. The Haitian Revolution was the first and only slave rebellion that resulted in the creation of a free state governed by non-whites and former slaves, free of slavery. This achievement needs to be remembered as one of history's major transformations in today's culture.
I'm 90% sure that they protested to the taxes
The Indus River of course provided for a direct source of water in the region, which helped sustain life, but it also provided for wide-spread irrigation of the surrounding land, which made for very fertile soil and healthy crop growth. Another benefit to this region was the temperate climate.