Why did the United States and the Soviet Union not trust each other

The purpose of the Soviet Union was the world communism. This lead to distrust.

Explanation:

The Soviet Union asked the United States to start a second front during the war, but Stalin waited longer than usual as he wanted to make Germany weak. This contributed to distrust between these two forces. The USA was afraid of further violations of the Soviet Union and the expansion of the red zone.

the percentage of students at the school need special diets is

c) 10 percent

answer; taking up arms to defend the nation;