Answer:
The Louisiana Purchase was a land purchase made by United States president, Thomas Jefferson, in 1803. ... Thomas Jefferson approved the deal and used his constitutional power to sign treaties to buy the land. Napoleon Bonaparte sold the land because he needed money for the Great French War.
Explanation:
I would say that Napoleon sold the Louisiana territory to the U.S. in 1803, because he thought it too difficult to defend. He also needed the money. ... This was the war for American independence, ending in 1782. Once Napoleon had control of Spain, the Louisiana territory was transferred to France.