USA HISTORY

Detailed explanation-1: -On October 1, 1800, within 24 hours of signing a peace settlement with the United States, First Consul of the Republic of France Napoleon Bonaparte, acquired Louisiana from Spain by the secret Treaty of San Ildefonso .

Detailed explanation-2: -On April 11, 1803, a day before Monroe arrived in Paris, the French minister of foreign relations, Charles Maurice de Talleyrand-Perigord, surprised Livingston by offering the United States not just New Orleans but all of the Louisiana Territory.

Detailed explanation-3: -In this transaction with France, signed on April 30, 1803, the United States purchased 828, 000 square miles of land west of the Mississippi River for $15 million. For roughly 4 cents an acre, the United States doubled its size, expanding the nation westward.

Detailed explanation-4: -1. France had just re-taken control of the Louisiana Territory. French explorer Robert Cavelier de La Salle first claimed the Louisiana Territory, which he named for King Louis XIV, during a 1682 canoe expedition down the Mississippi River.