During the beginning of the Cold War what prevented the U. S. and USSR from directly confronting each other?

M.A.D

Explanation:

Mutually assured Destruction through nuclear war.

operation overlord was the codename for the battle of normandy, the allied operation that launched the successful invasion of german-occupied western europe during world war ii. the operation was launched on 6 june 1944 with the normandy landings

answer is x. lo xd