The Laptev Sea, into which the Lena River empties, helps keep the temperature of the world's northernmost regions regulated, through large blocks of ice that from from the Lena's outflow and then break off when the temperature rises at the river's mouth, drifting off to cool.
The Independence of Haiti (1804) Contenidos Adicicionales. Since the late 17th Century, the French holds the western part of Saint-Domingues Island, Hispaniola. A century later, sugar cane production makes Haiti one of the current most prosperous colonies of the Caribbean, thanks to the new independent United States.
1791: Haiti slave revolt. Former slave Toussaint L'Ouverture leads a slave revolt in Haiti, West Indies. He is captured in 1802, but the revolt continues and Haitian independence is declared. Southerners are terrified by these events as they discourage the importation of slaves into the United States.