Question

Which of the following best describes how the boundaries of the United States changed between 1812 and 1821?

A.
The U.S. purchased the Florida Territory from Spain and seven states were admitted into the union.

B.
The Louisiana Territory was purchased from France and four states were admitted into the union.

C.
Alaska was purchased from Russia and the Florida Territory was purchased from Spain.

D.
The Northwest Territory was settled and the Louisiana Territory was purchased from France.

Answer 1

The best option from the list would be that "A. The U.S. purchased the Florida Territory from Spain and seven states were admitted into the union, since this was one of the few times that the US purchased land instead of taking it through force. 

Answer 2

The correct answer is A. Between 1812 and 1821, the United States purchased the Florida Territory from Spain and seven states were admitted into the Union.

Florida was transferred from Spain to the United States for $5 million, with the signing of the Adams-Onis Treaty in 1821.

In turn, the 7 new states that joined the Union were:

-Louisiana (April 30, 1812)

-Indiana (December 11, 1816)

-Mississippi (December 10, 1817)

-Illinois (December 3, 1818)

-Alabama (December 14, 1819)

-Maine (March 16, 1820)

-Missouri (August 10, 1821)