The Great War: WW1

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Across
  1. 4. What is the Selective Service Act called today?
  2. 5. The US was in the war for ___ years
  3. 6. Where did soldiers stay?
  4. 8. Bertha Larger but shorter version of the Paris Gun
  5. 9. 100 days ____
  6. 10. German ___ Offensive
  7. 14. What steamship was sunk by a U-Boat?
  8. 16. The convoy system used ___ships
  9. 17. Hand What group assasinated the Archduke?
  10. 19. Acronym for the main causes of WW1
  11. 20. trenches were always wet and ____
  12. 21. Assassination of___
  13. 22. Feeling of pride in one's country
  14. 23. disease that affected feet.
Down
  1. 1. Deadliest British battle
  2. 2. The ___ gun could fire into the stratosphere
  3. 3. How many years did WW1 last
  4. 7. Who was President during the start of WW1?
  5. 11. Countries taking control of other countries
  6. 12. ____ warfare was created by scientists
  7. 13. Important french land
  8. 15. Area between opposing trenches
  9. 18. Countries form ___ together
  10. 23. Armored vehicles