Question

Which of these events influenced the formulation of the Truman Doctrine?

Truman's background as a farmer


the dropping of the bombs on Hiroshima and Nagasaki


Truman's time as a judge in Missouri


the Soviet's plan for expansion

Answer 1

Answer: Soviet´s plan for expansion

Explanation: this plane became quite visible in USSR´s behaviour in Eastern and Central Europe immediately after the end of the WW II.