In general, it was the local and state governments that enforced these laws during this time, since the federal government lacked practically all powers to intervene in the states' affairs.
Before it was a French colony, Haiti was called Saint-Domingue.
The Island itself was, and continues to be, called Hispaniola.
Haiti was the original name of the Island given it by the indigenous people, the Taino. This name was restored when Haiti achieved independence.
Crops, Farmers, Livestock or are you talking about modern day?
In 1870, Hiram Revels of Mississippi became the first African American senator. Five years later, Blanche K. Bruce of Mississippi took the oath of office. It would be nearly another century, 1967, before Edward Brooke of Massachusetts followed in their historic footsteps.
Other countries entered the on-going civil war and dividedly supported the republican or the nationalists. The German intervention triggered World War II when it supported the Nationalists, while France and Britain supported the Republicans. The military interventions led the countries to war.
Germany provided heavy military training and tactics to the Nationalists that later was formed as the Condor Legion, which led the Nationalists military. The Condor Legion experienced successive victories because of their rigorous training, however, in the end, they were defeated by Britain's army.