The Cabildo - Two Hundred Years of Louisiana History - Colonization through Reconstruction. ...

The Treaty of the Louisiana Purchase Jefferson Acts To Expand The Nation Largest Single Land Purchase in U.S. History In 1803 the United States negotiated the purchase of the Louisiana Territory from France for $15 million. With a stroke of a pen America doubled in size, making it one of the largest nations in the world. The sale included over 600 million acres at a cost of less than 3 cents an ...