What did the louisianna purchase do?

Answer 1

the louisianna purchase dobbled the size of the united states.

Answer 2

The Louisiana Purchase was a land deal between the United States and France in 1803, in which the U.S. acquired approximately 828,000 square miles of land west of the Mississippi River. The purchase doubled the size of the United States and allowed for westward expansion, opening up vast new territories for settlement and development. It also gave the U.S. control over the important port of New Orleans, enhancing American trade and economic interests.