World War I

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Across
  1. 3. new technology that required the use of gas masks
  2. 5. telegram sent to Mexico by Germany that prompted the United States to join the war
  3. 7. conquering another nation for their natural resources
  4. 8. nations joining together to support each other
  5. 11. area of the war fought between Russia and Germany
  6. 13. alliance between Germany and Austria-Hungary
  7. 14. organization created to prevent future world wars
  8. 15. agreement that ended WWI
  9. 16. the place between the trenches that meant certain death
  10. 18. alliance between France, Great Britain, and USA
  11. 19. country who had a secret alliance with France and backstabbed Germany at the start of WWI
  12. 21. leader of Austria-Hungary who was assassinated
  13. 22. pride in one's nation
Down
  1. 1. British ship sunk by Germany with American passengers on board
  2. 2. payments for war damages
  3. 4. none as the "meat grinder" this new technology was deadly in the trenches
  4. 6. strengthening a nation's military
  5. 9. country where trench warfare largely took place
  6. 10. area of the war fought between France and Germany
  7. 12. president during WWI
  8. 15. war strategy to defend position by fighting from the protection of deep ditches
  9. 17. a situation where no one wins
  10. 20. country who had to take blame for WWI