WW2 crossword puzzle

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Across
  1. 1. attack in Normandy
  2. 4. crash Black Tuesday
  3. 7. social security act
  4. 9. turning point battle
  5. 12. creating bomb
  6. 13. assemble troops
  7. 15. suffering of Jews
  8. 17. imprisonment of people
  9. 18. Roosevelt wife
  10. 19. brotherhood sleeping car...
  11. 22. main thing under second new deal
  12. 24. allowed unions
Down
  1. 2. period of dryness and heat for farms
  2. 3. shanty towns built by unemployed
  3. 5. economic depression in the 30's
  4. 6. more justice to Supreme Court
  5. 8. governor of Louisiana
  6. 10. bomb hit Hiroshima
  7. 11. battle where Germany is defeated
  8. 14. provided electricity generation by dams
  9. 16. lease give money to counties fighting
  10. 20. bombing by Japan
  11. 21. where atomic bomb is created
  12. 23. cutting down on goods