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Arms Race Timeline. 1945: US drops atomic bombs on Hiroshima and Nagasaki 1949: USSR develops atomic bomb. “Joe 1”. 1951: Truman establishes Civil Defense Administration Not taken too seriously until late 1950s. “Joe 4”. 1952: US tests first hydrogen bomb
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1945: US drops atomic bombs on Hiroshima and Nagasaki • 1949: USSR develops atomic bomb “Joe 1”
1951: Truman establishes Civil Defense Administration • Not taken too seriously until late 1950s
“Joe 4” • 1952: US tests first hydrogen bomb • 500 times more powerful than bomb dropped on Hiroshima • 1953: USSR tests hydrogen bomb “Operation Ivy”
1954-1958: US conducts 19 hydrogen bomb tests on Bikini Islands “Castle Romeo” 1954
1954-1958: US conducts 19 hydrogen bomb tests on Bikini Islands “Dakota” 1956
1954-1958: US conducts 19 hydrogen bomb tests on Bikini Islands “Operation Hardtack” 1958
1954: US policy of Massive Retaliation announced • Reflected policy of “brinksmanship” “ The ability to get to the verge without getting into war is the necessary art. If you cannot master it, you inevitably get into war. If you run away from it, if you are scared to go to the brink, you are lost.” --Secretary of State John Foster Dulles, 1956 • 1956: Eisenhower creates National System of Interstate and Defense Highways
1957: USSR launches first Intercontinental Ballistic Missile (ICBM)
First artificial satellite to orbit the earth • Shocked Americans • 1958: Congress passed the National Defense Education Act to improve math and science education
Early 1960s: US adopts policy of Mutually Assured Destruction • Whoever attacks first, dies second
The arms race scared Americans • Many built bomb shelters • Government encouraged “duck and cover” drills