Question

Why did George Kennan think that containment would work against Soviet expansion?

Answer 1

He believed that the soviet union would not risk war to expand communism.

Answer 2

The main reason George Kennan thought that containment would work against Soviet expansion is because he believed that a major reason countries fell to communism was because they lacked strong economies--therefore he wished to bolster the economies of at-risk nations so that they could stand up for themselves.