Which area did the United States acquire as a result of the Mexican-American War?
A.
4
B.
2
C.
3
D.
5
D. 5
The map best supports which of the following conclusions?
A.
Few countries can protect their borders effectively.
B.
New countries are formed over time.
C.
Many countries had a civil war in 1946.
D.
No new countries have been formed since 1948.