Answer:
In August 1945 the USA detonated two atomic bombs over the Japanese cities of Hiroshima and Nagasaki. The intention was to force Japan to surrender, thus avoiding a long war in the Pacific. This action had the added potential of pressurizing the USSR into negotiating over Eastern Europe and Germany.
In October 1962, the Soviet provision of ballistic missiles to Cuba led to the most dangerous Cold War confrontation between the United States and the Soviet Union and brought the world to the brink of nuclear war.
In Southeast Asia, the U.S. government used the now-discredited domino theory to justify its involvement in the Vietnam War and its support for a non-communist dictator in South Vietnam. With the exception of Laos and Cambodia, communism failed to spread throughout Southeast Asia.
Step-by-step explanation:
I'm good that way