It was refuted by showing that there were several more compelling reasons that the United States invaded, including WWI i.e. Germany controlled the majority of

It was refuted by showing that there were several more compelling reasons that the United States invaded, including WWI i.e. Germany controlled the majority of Haiti's economy and would have been able to seize the island, thus the US preempted them, similar to e.g. the British and US invading Iceland in WW2.