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Russian Revolution(1917)
a revolution in Russian in 1917-1918,also called the October revolution, that overthrew the CZAR and brought the Bolsheviks. -
Atomic Bomb
a bomb which its destructive power from the rapid release of nuclear energy by fission of heavy atomic nuclear, causing damage through heat,blast,and radioactivity -
Hollywood 10
10 motion picture producers, directors, and screenwriters who appeared before the house UN american actives committee in October 1947 , refused to answer questions regarding their possible communist affiliations, and after spending time in prison for contempt of congress, were mostly. -
Marshall plan
The European recovery program was an american initiative passed in 1948 to aid western Europe. -
soviet bomb test
On August 29,1949, the soviet union exploded its first atomic bomb. it come as a great shock to the united status. -
Korean War
fought in the early 1950s between the united nations, supported by the united states, and the communist Democratic people republic Korean. -
U2 incident
confrontation between the united states and the soviet union the began with the shooting down of a U.S. U-2 reconnaissance plane over the soviet union. -
Berlin Wall
a guarded concrete wall, 28 miles (45 km), with minefields and controlled checkpoints, erected across Berlin by the east Germany in 1961 and dismantled in 1989. -
Cuban missile crisis
during the Cuban missile crisis, leaders of U.S. and the soviet union engaged in a tense, 13 day political and military stem doff in October 1962, over the installation of nuclear soviet missiles on Cuba. -
Fall of the Berlin wall
on November 9,1989, as the cold war began to thaw across eastern Europe, the spokesman for east Berlin communist party announced a change in his city's relations with the east.