World War I

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Across
  1. 1. Country that switched sides
  2. 6. Country that germany crossed to get to France
  3. 8. Side that Britain was on
  4. 10. Civilian boat sunk by U-Boat 20 in 1915
  5. 11. Assassinated by the Black Hand
  6. 12. Treaty that ended the war
  7. 14. Britain's highest award
  8. 15. Area between opposing Trenches
  9. 16. Fire fights between two fronts
  10. 18. King of Great Britain
  11. 19. Last Tsar Of Russia
  12. 21. Country that joined later in the war
Down
  1. 2. Cease fire during WWI
  2. 3. US President during WWI
  3. 4. Weapon named after German Generals wife
  4. 5. Germanys telegram to Mexico
  5. 7. Largest battle in WWI
  6. 9. Country that mobilized first
  7. 13. First country to declare war
  8. 17. Weapon that Germany had that killed many in the trenches
  9. 20. Blamed for everything that happened in WWI