Final answer:
The historical document mentioned in the statement is the Haitian Declaration of Independence, which marked the independence of Haiti from France and abolished slavery on the island.
Step-by-step explanation:
The historical document mentioned in the statement is the Haitian Declaration of Independence (a).
The Haitian Declaration of Independence was issued in 1804 and marked the culmination of the Haitian Revolution, the first successful slave rebellion in the Americas. It was written by Jean-Jacques Dessalines, who was one of the leaders of the revolution.
This document declared the independence of Haiti from France and abolished slavery on the island. It also addressed the issue of racial inequality, making it an important historical document.