WWI Crossword Puzzle

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Across
  1. 3. Fought last (1917)
  2. 6. A man of this title was murdered, starting the war
  3. 8. These were banned in future use in war
  4. 9. Year WWI ended
  5. 11. A country that fought in the war (communist)
  6. 12. Countries did this to see others’ plans
  7. 13. These guns were used on frontlines
  8. 15. Soldiers fought from these
  9. 18. Word for equipment they used
  10. 19. Year WWI started
  11. 20. These were new and widely used in war in the future
Down
  1. 1. Boats that were similar to submarines
  2. 2. Famous German painter from WWI
  3. 4. This type of gas was used in the war (pools have this)
  4. 5. Country that also fought toward beginning (they like baguettes)
  5. 7. These are used for anti-tanking
  6. 10. Main place of battle
  7. 14. People are _______ into military
  8. 16. Their title for PTSD at the time
  9. 17. These were massive shells used in large weapons