<P> The Treaty of Fontainebleau was a secret agreement of 1762 in which France ceded Louisiana to Spain . The treaty followed the last battle in the French and Indian War in North America, the Battle of Signal Hill in September 1762, which confirmed British control of Canada . In Europe, the associated Seven Years' War continued to rage . Having lost Canada, King Louis XV of France proposed to King Charles III of Spain that France should give Spain "the country known as Louisiana, as well as New Orleans and the island in which the city is situated ." Charles accepted on November 13, 1762 . </P> <P> This agreement covered all of "Louisiana": the entire valley of the Mississippi River, from the Appalachians to the Rockies . The Treaty of Fontainebleau was kept secret even during the French negotiation and signing of the Treaty of Paris, which ended the war with Britain . </P>

What impact did the treaty of fontainebleau have on louisiana
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