During which event was the world closest to nuclear war during the Cold War?

Athe Korean War
Bthe Vietnam War
Cthe Berlin Blockade
Dthe Cuban Missile Crisis

Verified Answer :

It was during the "Cuban Missile Crisis" that the world closest to nuclear war during the Cold War, since the issue was over the placement of nuclear weapons in Cuba by the USSR.

Answer: D. the Cuban Missile Crisis

Explanation: "The Cuban Missile Crisis of October 1962 was a direct and dangerous confrontation between the United States and the Soviet Union during the Cold War and was the moment when the two superpowers came closest to nuclear conflict."