cold war

Main

US Arms Race

Atomic bomb on H

Aug. 6 1945

tested H bomb

1952

H bomb made

Nov. 1 1952

develop ICBM technology

july 9 1959

Soviet Union Arms Race

First A bomb

Aug. 29 1949

H bomb

Aug. 12 1953

first ICBM missile launched

Aug 21 1957

Soviets detonate Tsar Bomba

oct 1961

US Space Race

first America satellite to reach orbit

jan 31 1958

Explorer 2 launched but fails

mar. 5 1958

the Vanguard 1 satellite is launched it work for 3 years

mar. 17 1958

Pioneer 1 launched to 70,700 miles high

oct 11 1958

Soviet Union Space Race

launches Sputnik

oct 4 1957

launches Sputnik 2 that carried a small dog

nov 3 1957

Sputnik 3 is launched

may 15 1958

Luna 1 is launched and firted man made object to orbit the sun

jan 2 1959