Across
- 2. a knife used on the end of a rifle
- 3. artillery used for trench warfare
- 4. 600 rounds per minute used 40 riflemen
- 8. ecorting merchant ships to defend from uboats
- 10. famous american pilot
- 12. used to filter gas
- 14. increased tension over territories and boundaries
- 15. used for in air combat
- 19. million people died during ww1
- 20. fighter pilot who shoots down 5 or more planes
- 21. plan for world peace
- 23. a bomb used to blow enemies
- 24. big metal machines
- 27. a long narrow ditch used for cover
- 28. U.S.A France great Britian and the Russian empire
- 29. risked their lives to report ww1
- 30. big aircraft used for spying
- 31. june 28 1914
- 32. assassinated which caused world war 1
- 33. intensified rivalries between nations
Down
- 1. a boat that sinks underwater and bombs ship
- 4. the belief or desire of government
- 5. gas used in trench warfare
- 6. law requiring men to register for ww1
- 7. german leader
- 9. used to burn enemies
- 11. respiratory system
- 13. used to choke its victims to death
- 16. contained german empire and austria hungary
- 17. treaties to defend one another in event of war
- 18. black war hero
- 22. signed June, 28 1919
- 25. name of German submarine
- 26. a missile used to sink boats