history 1

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Across
  1. 2. Hydrogen bomb first tested by the US (1952).
  2. 5. Led the Cuban Revolution (1959).
  3. 7. Vaccine developed by Jonas Salk (1955).
  4. 8. Opened its first theme park in Anaheim (1955).
  5. 10. Rock 'n' roll icon who rose to fame (1950s).
Down
  1. 1. War between North and South Korea (19501953).
  2. 3. A member of the beat generation (1950s).
  3. 4. North Atlantic Treaty Organization formed (1949).
  4. 6. First artificial satellite launched by the USSR (1957).
  5. 9. U.S. President Dwight D. _ _ _ _ _ _ _ _ _ (19531961).