Across
- 4. The Battle of the ___ was one of the bloodiest battles in human history.
- 6. Chemical weapons, including chlorine and mustard ___, were used extensively during WWI.
- 7. A disastrous Allied campaign in the Ottoman Empire that resulted in heavy casualties.
- 8. This famous luxury liner sank in 1912, but its construction had been influenced by naval arms race tensions leading up to WWI.
- 11. A deadly flu pandemic, exacerbated by wartime conditions, killed millions worldwide during WWI.
- 12. LAND The area between opposing trenches, often littered with barbed wire and craters.
- 13. Complex systems of these were dug by both sides, creating a brutal stalemate on the Western Front.
- 14. POWERS The alliance consisting primarily of Germany, Austria-Hungary, and the Ottoman Empire.
- 16. Some countries, such as the United States and Switzerland, remained ___ during the early years of the conflict.
- 18. The assassination of this Austrian noble sparked the beginning of WWI.
Down
- 1. German airships used for reconnaissance and bombing raids during WWI.
- 2. Governments on all sides used this to mobilize support for the war effort and demonize the enemy.
- 3. The agreement that ended the fighting on the Western Front on November 11, 1918.
- 5. HAND The secret society responsible for the assassination of Archduke Franz Ferdinand, setting off the chain of events leading to WWI.
- 9. The alliance consisting primarily of France, Russia, and the United Kingdom.
- 10. The sinking of this British passenger ship by a German U-boat helped bring the United States into the war.
- 13. The Treaty of Versailles was one of several agreements that officially ended WWI.
- 15. CROSS This humanitarian organization provided medical assistance to soldiers on all sides of the conflict.
- 17. Armored vehicles first used in significant numbers during WWI, revolutionizing ground warfare.