Across
- 3. — Event that increased anti-German feelings in the U.S
- 7. — Treaty that officially ended the war and punished Germany
- 13. — Proposal outlining ideas for peace after WWI
- 14. — Long and brutal battle symbolizing French resistance
- 16. — Telegram encouraging Mexico to ally with Germany against the U.S
- 18. — Countries including Britain, France, and Russia
- 20. — Agreement between countries to support each other
Down
- 1. — Leader of Germany during the war
- 2. — Payments demanded from a defeated country for war damages
- 4. — Protective equipment used against poison gas attacks
- 5. — U.S. president who led America during the war
- 6. — Agreement to stop fighting
- 8. — His assassination helped start World War I
- 9. — Information used to influence public opinion
- 10. — Group created to help prevent future wars
- 11. — Revolution that caused Russia to leave the war
- 12. — Fighting from deep ditches dug into the ground
- 15. — New military weapon first widely used during WWI
- 17. — Major war fought mainly in Europe from 1914 to 1918
- 19. — Alliance that fought against the Allies