Korea does a war between there own country because of the communist Democratic People's Republic of Korea(North Korea).. This make Korea divide into the north and the south.
The competition of nations regarding achievements in the field of space exploration. Russia made it to space first when they launched the first satellite (Sputnik), however the United States made it to the moon first in 1969.
Cuban Missle Crisis
The Bay of Pigs Invasion was a failed military invasion of Cuba undertaken by the Central Intelligence Agency-sponsored paramilitary group Brigade
The Berlin Wall. During the early years of the Cold War, West Berlin was a geographical loophole through which thousands of East Germans fled to the democratic West.
Cuban missile crisis. A confrontation between the United States and the Soviet Union in 1962 over the presence of missile sites in Cuba
Vietnam is struggling during a war that was provoked by the communist government and the only way to survive is to ally with the united sates of america. We gave up and the north took over the south.