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Soviet Union
Following the 1917 Revolution, four socialist republics were established on the territory of the former empire: the Russian and Transcaucasian Soviet Federated Socialist Republics and the Ukrainian and Belorussian Soviet Socialist Republics. On December 30, 1922, these constituent republics established the U.S.S.R. -
McCarthy Hearing
The Army–McCarthy hearings were a series of hearings held by the United States Senate's Subcommittee on Investigations to investigate conflicting accusations between the United States Army and U.S. Senator Joseph McCarthy. -
Rosenberg Executed
On June 19, 1953, Julius and Ethel Rosenberg, who were convicted of conspiring to pass U.S. atomic secrets to the Soviets, are executed at Sing Sing Prison in Ossining, New York. Both refused to admit any wrongdoing and proclaimed their innocence right up to the time of their deaths, by the electric chair. -
Korean War
The Korean War was a war between North Korea and South Korea. The war began on 25 June 1950 when North Korea invaded South Korea following clashes along the border and insurrections in the south. The war ended unofficially on 27 July 1953 in an armistice -
Sputnik
Sputnik 1 was the first artificial Earth satellite. The Soviet Union launched it into an elliptical low Earth orbit on 4 October 1957. It orbited for three weeks before its batteries died and then orbited silently for two months before it fell back into the atmosphere on the 25th December 1957. -
NASA Created
The U.S. Congress passes legislation establishing the National Aeronautics and Space Administration (NASA), a civilian agency responsible for coordinating America's activities in space, on July 29, 1958. -
Fidel Castro seizes Power
After Batista's overthrow in 1959, Castro assumed military and political power as Cuba's Prime Minister. The United States came to oppose Castro's government and unsuccessfully attempted to remove him by assassination, economic blockade, and counter-revolution, including the Bay of Pigs Invasion of 1961