Across
- 3. poisonous gas used during war
- 6. germany, austri-hungary and ottoman empire
- 8. nickname for us army or marine soliders
- 10. Great Britain, France, Russia, Italy and Japan
- 12. principles of peace
- 13. year when US entered war
Down
- 1. length of war
- 2. secret communication from german froeign office
- 4. german uboat
- 5. president during ww1
- 7. over 400 miles
- 9. world organization to keep the peace
- 11. able to vote after the ware