Question

What was the United States' major concern about their former ally, the Soviet Union?

Answer 1

try try but don't cry

Answer 2

Truman Doctrine was signed between Turkey and Greece.

The major concern of the United States is soviet style communism because this idea and ideology can spread all over the world.

If communism spread all over the world then people will raise their voice for equality and The United States cannot hold the superior power.