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