Answer:
The Louisiana Purchase, made 200 years ago, nearly doubled the size of the United States. All or parts of 15 Western states would eventually be carved from its nearly 830,000 square miles, which stretched from the Gulf of Mexico to Canada, and from the Mississippi River to the Rocky Mountains. The 1803 Louisiana Purchase from France proved to be transformational for the United States, as it gave the young country access to 13 states and 512 million additional acres. The 1494 Treaty of Tordesillas split the lands outside Europe between Spain and Portugal, then the world's biggest superpowers.
Explanation:
