World War 1 Crossword

1. toxic chemical mixtures in a gas state
4. land that is unoccupied due to fear or uncertainty of the enemy
6. consist Serbia, Russia, France, the United Kingdom, Italy, Belgium and the United States.
8. a large type of armored fighting vehicle with tracks
11. a small bomb that can be thrown by hand.
12. the reaction of some soldiers in World War I to the trauma of battle
13. things given to people in the trenches
15. diarrhea which contains blood
17. an indirect fire weapon that fires bombs at low velocities, short ranges, and high-arches
18. a long, narrow ditch

2. To leave the trenches and attack the enemy
3. A automatic firearm
5. consist of Austria-Hungary, Germany, Bulgaria and the Ottoman Empire
7. a small, wingless, parasitic insect that lives on the skin of soldiers in World War I
9. a type of artillery with a relatively short barrel
10. a machine that is able to fly by gaining support from the air
12. a vessel that can be submerged and navigated under water
14. injury of the skin, blood vessels, and nerves of the feet due to prolonged exposure to cold and wet
16. long-tailed rodents