World War I

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Across
  1. 2. Side that US supported
  2. 5. Anti-submarine devices
  3. 7. Policy of staying out of the affairs of other countries
  4. 8. Blueprint for a postwar world
  5. 13. Peace treaty that ended WWI
  6. 14. Dutch dancer and convicted spy in WWI
  7. 16. 'Language' used to send messages between trenches
  8. 18. Did not join League of Nations
Down
  1. 1. This amendment gave women the right to vote
  2. 3. Independent territory that automatically entered war w/Britain
  3. 4. Idea by Woodrow Wilson, opposed by Henry Cabot Lodge
  4. 6. Decade of prosperity following the war
  5. 9. Rose as soldiers returned home from war
  6. 10. A type of gun greatly improved during WWI
  7. 11. Millions of African-Americans moved to the north
  8. 12. Increased mobility and used to solve trench stalemates
  9. 15. A new invention that led to dogfights
  10. 17. British ship sunk by German U-boat, killed 128 Americans