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With the signing of the Third Treaty of San Ildefonso, Spain returned the colonial territory of Louisiana to France in return for territories in the Italian region of Tuscany.
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Third Treaty of San Ildefonso
1800 treaty between France and Spain involving the colonial territory of Louisiana
The Third Treaty of San Ildefonso was a secret agreement signed on 1 October 1800 between Spain and the French Republic by which Spain agreed in principle to exchange its North American colony of Louisiana for territories in Tuscany. The terms were later confirmed by the March…Source: Wikipedia (CC BY-SA)
Louisiana (New Spain)
Province of New Spain
Louisiana, was a province of New Spain from 1762 to 1801. It was primarily located in the center of North America encompassing the western basin of the Mississippi River plus New Orleans. The area had originally been claimed and controlled by France, which had named it La…Source: Wikipedia (CC BY-SA)
Tuscany
Region of Italy
Tuscany is a region in central Italy with an area of about 23,000 square kilometres and a population of 3,660,834 inhabitants as of 2025. The capital city is Florence.Source: Wikipedia (CC BY-SA)