Across
- 4. Country whose invasion caused England to join the war
- 6. Protection from machine-gun fire
- 10. Austro-Hungarian prince who was assassinated, starting world war I
- 11. Signed in 1917, officially ended the fighting on the Western Front
- 12. Where most of the fighting took place from on the Western Front
- 13. A country's desire to have the strongest army
- 14. Country whose nationalistic desires led to conflict with Germany
Down
- 1. Economic system that overtook Russia following the Russian Revolution
- 2. Another name for World War I
- 3. Location where the peace treaty of the war was signed
- 5. Worldwide organization formed to try to maintain peace
- 7. Technology that caused the most deaths in the war
- 8. The last Czar of Russia
- 9. Term used to describe where fighting takes place
- 10. New technology known to cause PTSD in soldiers