US History

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Across
  1. 2. the invention that people can work at night
  2. 5. 16th amendment
  3. 10. prevent the spreading of communist
  4. 11. Nixon's scandal
  5. 12. having right to vote,especially for women
  6. 13. 17th amendment
  7. 14. 18th amendment
  8. 15. 1st atomic bomb of Mahattan Project
Down
  1. 1. 24th amendment
  2. 3. the author of The Jungle
  3. 4. Japanese's surprise attack
  4. 6. The event occur during 1914-1918
  5. 7. this process helped create skyscrapers,railroad...
  6. 8. the 2nd atomic bomb of Mahattan Project
  7. 9. the machine break the stalemate