History of Hispanic and Latino Americans in the United States States of America. In 1763, France ceded Louisiana to Spain to compensate for the loss of Florida, which had been ceded to the British in 1763 after losing the war of the 7 years (Spain and France were allies). The Government of Louisiana lived in New Orleans, capital of Lower Louisiana, but had representatives (or "commandants") in Saint Louis, Missouri, capital of Upper Louisiana (also named Illinois Country) since that Louisiana was obtained by Spain. During the Louisiana´s Spanish period, many Spanish settlers emigrated to this region (such was the case of Manuel Lisa´s father (who was from Murcia, Spain),
History of St. Louis (1763–1803) service of Jean Francois Le Dee and Pierre Laclède to build trading posts in the Illinois Country. Fur trading was becoming a more lucrative profession and many more started to travel up the Mississippi River for the same reason. Shortly before the upriver departure of Laclède in August 1763, word arrived that France had ceded its territory on the east bank of the Mississippi to Great Britain according to the Treaty of Paris (1763), giving new significance to the trading posts on the west bank. The group led by Laclède included his young stepson Auguste Chouteau and roughly twenty boatmen