A big mouth with a pulpit says that Haiti was cursed because they made a pact with the devil. In fact, they prayed to their deity, who was most certainly not the devil, and they did achieve liberation with blood and courage.
A curse is a wish that harm or hurt will be inflicted by a supernatural power. A curse needs a human agent. Who was it, then: The French? The Americans? The big mouth's predecessors?
Who Cursed Haiti?
And now, the prompt: