Space Race

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Across
  1. 3. First Russian satellite
  2. 4. The other superpower in the Cold War
  3. 6. wall Divided Germany
Down
  1. 1. Built during Arms Race
  2. 2. Place where the Little Boy was dropped
  3. 3. Controlled Russia
  4. 5. Gay Plane that dropped the Little Boy
  5. 7. Formed by USA, Canada, and other countries