Answer:
Under the Treaty of Guadalupe Hidalgo, which settled the Mexican-American War, the United States gained more than 500,000 square miles (1,300,000 square km) of land, expanding U.S. territory by about one-third.
Explanation:
The correct response is:
The Soviet Union does not trust US foreign policy.
Explanation:
This issue can be explained by the concept of defense dilemma.
Many nations in such a bipolar conflict as the one between US and USSR simply do not know if they should 'attack to defend' their territory or wait to see what the other party will do and remain to seem weak.
Thus, both try to one up each other just to secure their own turn against them.
This creates a sort of dilemma and not being sure about each other's motives in these nations.
