Across
- 4. The Canadian ace who shot down the Red Baron.
- 8. This was a trench problem that soldiers could not get rid of.
- 9. A group of ships travelling together for protection.
- 10. A truce; agreement to end war.
- 14. These were found scavenging food in the trenches.
- 16. Weapons that could go over all types of land.
- 17. A condition caused by perpetually wet feet; can lead to gangrene and amputation.
- 18. The battle that helped Canada forge a sense of national identity.
- 20. A ship sunk by German uboats; 128 American citizens drowned.
Down
- 1. Canada's most prolific ace.
- 2. Battle where Germans used chlorine gas on Canadian troops for the first time.
- 3. Another word for submarines.
- 5. A battle in the air between airplanes.
- 6. A situation in which neither side can make substantial progress.
- 7. An excellent pilot who has shot down five enemy planes.
- 11. Compulsory military service.
- 12. A tool to help pay for the war; was supposed to be temporary.
- 13. Country that entered the war in 1917.
- 15. A type of warfare where enemies try to wear down each other's resources.
- 19. Canadian harbour town devastated by an explosion caused by colliding ships.