History of slavery in Louisiana History of slavery in Louisiana Following Robert Cavelier de La Salle establishing the French claim to the territory and the introduction of the name "Louisiana", the first settlements in the southernmost portion of Louisiana (New France) were developed at present-day Biloxi (1699), Mobile (1702), Natchitoches (1714), and New Orleans (1718). Slavery was then established by European colonists. The institution was maintained by the Spanish (1763–1800) when the area was part of New Spain, by the French when they briefly reacquired the colony (1800-03), and by the United States following the Louisiana Purchase of 1803. Due to its complex history, Louisiana
France in the Seven Years' War the Spanish involvement did not provide the relief to the French that had been hoped. Instead French troops were needed to bolster Spanish efforts to invade Portugal, and became bogged down there. Spain also suffered defeats in Cuba and the Philippines in 1762, and by the end of the year both Spain and France were urgently seeking peace. France began asserting control over the Ohio Country as early as 1749, issuing warnings and threats to British colonial traders active in the region. When the French began constructing a series of forts in the Ohio River watershed in 1753, the British