Answer:
the Louisiana purchase of 1803 brought into the United States about $828,000 square miles of territory from France there by doubling the size of the young Republic what was known as at the time as the Louisiana Territory stretch from Mississippi River in in the East to the Rocky mountains in the west and form the Gulf of Mexico in the South to the Canadian border in North part or all of 15 states were eventually created from the land deal which is considered one of the most important achievements of Thomas Jefferson's presidency
