What did the acquisition of territory in 1803 between the united states and france become known as?

The Louisiana Purchase was the name of deal and the territory that the United States acquired from France in 1803. This was the largest acquisition of land by purchase in American history and it occurred during the Presidency of Thomas Jefferson. Thomas Jefferson initially questioned whether or not the deal was Constitutional or not, however, he later decided to move forward with the purchase of land. 

Probably japan. they got a really high life expectancy.