World War I Crossword

1234567891011121314151617181920
Across
  1. 2. Austrian archduke whose assassination started the war
  2. 4. Area where Germany fought France and Britain
  3. 8. Competition for colonies and global power
  4. 9. Treaty where Russia exited the war
  5. 10. Fighting from long ditches in the ground
  6. 11. German plan to quickly defeat France then Russia
  7. 15. First major battle that stopped the German advance
  8. 16. Building up armies and preparing for war
  9. 17. Extreme pride in one’s country
  10. 19. Radical communist group led by Lenin
  11. 20. Longest and one of the deadliest battles of the war
Down
  1. 1. Final Allied offensive that helped end the war
  2. 3. Dangerous land between enemy trenches
  3. 5. American forces sent to fight in Europe
  4. 6. Secret message from Germany to Mexico
  5. 7. Meeting to decide how to end the war
  6. 12. Leader of the Russian Revolution
  7. 13. Agreements between countries to help each other in war
  8. 14. Strategy of wearing down the enemy over time
  9. 18. Agreement to stop fighting