World War I Crossword Puzzle

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Across
  1. 2. required men ages 21-30 registered to be drafted
  2. 4. defending a position by fighting from deep ditches
  3. 6. increase in importance of the military of a country
  4. 8. killed by a Serb nationalist
  5. 10. provided billions of dollars in loans to the Allies
  6. 13. payments for war damages
  7. 14. alliance between Austria-Hungary and Germany
  8. 15. a truce
  9. 16. peace settlement of WWI
  10. 19. people who favored the equal distribution of wealth
  11. 20. international assembly of the nations
Down
  1. 1. US troops
  2. 3. British passenger liner
  3. 5. France, Russia and Britain
  4. 7. to prepare for war
  5. 9. "No peace that satisfied Germany in any degree can ever satisfy us"
  6. 11. a board that helps workers avoid strikes
  7. 12. submarines launched torpedoes against Allies
  8. 17. secret telegram to Mexico
  9. 18. neither side can win