Explore what was the Louisiana Purchase. Check how this historic land deal doubled the US, its significant history, the vast map of acquired territory, and fascinating facts.

Westward Expansion: Louisiana Purchase & the Mississippi Valley (1803) Posted: March 17, 2025 | Last updated: July 12, 2025. The film discusses the settlement of the Mississippi Valley in the ...

Historians talked about westward expansion after the Louisiana Purchase in 1803 and the political reasons for traveling west. They also discussed Kit Carson and other mountain men, and the impact ...

Two-hundred-and-ten years ago today, U.S. and French officials signed the Louisiana Purchase. It was a big deal: President Thomas Jefferson bought 820,000 square miles of land from Napoleon, and ...

The Westward Expansion began with the Louisiana Purchase in 1803, which nearly doubled the size of the U.S., and was continued with the Florida Purchase Treaty in 1819.

On Oct. 20, 1803, U.S. Senate ratified the Louisiana Purchase Treaty by a vote of 24-7. The agreement, which provided for the purchase of the western half of the Mississippi ...