Why had the U. S. been compelled to create a permanent armaments industry at the start of the Cold War?

With World War II came a massive shift in the way that the American government armed the military. With the onset of World War II President Franklin D. Roosevelt established the War Production Board to coordinate civilian industries and shift them into wartime production.

Explanation:

"We have been compelled to create a permanent armaments industry of vast proportions." "The potential for the disastrous rise of misplaced power exists and will persist."

i would think it's industries and hydroelectric power

answer; the above statement is (false);