Answer:
It shows that Marshall single-handedly convinced the United States Congress to
intervene in Europe after the war.
Step-by-step explanation:
George Marshall was state secretary of the United States and plan a speech in June 5, 1947. He describe the problem of post war Europe and He convinces Americans and congress to reduce difficulty and encourage Europeans that Americans will not Dorminate them. He convince the congress to intervene in Europe after the ear.