Fill in the blank.
The ___ led the United States and Soviet Union to the brink of a nuclear war.
A)Cuban Missile Crisis
B)building of the Berlin Wall
C)Limited Test ban treaty
D)bay of pigs invasion
The ___ led the United States and Soviet Union to the brink of a nuclear war.
A)Cuban Missile Crisis
B)building of the Berlin Wall
C)Limited Test ban treaty
D)bay of pigs invasion