When the Soviet Union tested there first nuclear bomb. People built shelters and bunkers.
The Berlin Wall
When Germany was split into 4 parts. The berlin part was taken over by the Soviet Union. They wanted control of all of Berlin so they blockaded berlin and blocked all rail and road traffic. The U.S. dropped packages from airplanes to keep the berlin people alive.
The Red Scare
This is a list of communists! If we have your name you are to be arrested!
Worlds first artificial satellite. They named it "The Sputnik Launch."
The Marshall Plan
The wall had 12 checkpoints, it was a 12-foot wall, 4-foot wide mass of reinforced concrete was topped with an enormous pipe. It was to keep communists out. After a while people took the wall down by picks and bulldozers.
Citizens afraid of communism, Joseph McCarthy was a senator and wanted to weed out all the communists in the community. Targeted people in Hollywood.
Give direct financial aid to european countries for economic destruction.