World War One

2. The deployment of toxic gases (such as mustard gas or chlorine gas) as a weapon during World War I, causing severe injuries and casualties.
7. Also known as the First World War or the Great War, it was a global conflict that lasted from 1914 to 1918, involving most of the world's great powers.
9. The area or location where military operations, battles, and engagements take place.
11. The act of honoring or remembering those who died or suffered in war, often observed on Remembrance Day (Veterans Day).
12. Armored military vehicles with tracks and a large caliber gun, used for fighting on land.
14. The alliance of countries that fought together against the Central Powers (Germany, Austria-Hungary, Ottoman Empire) during World War I.
15. Long, narrow ditches dug into the ground where soldiers lived and fought during World War I, providing protection from enemy fire.
16. Medical professionals who provided care and treatment to wounded soldiers during World War I.
17. Protective headgear worn by soldiers to safeguard against injuries from shrapnel and bullets.
19. A blade attached to the muzzle of a rifle, used as a weapon for close combat by infantry soldiers.

1. Military weapons and equipment; or, in a broader sense, laws and regulations issued by a government.
3. A formal agreement to cease fighting, typically between opposing forces in a war.
4. Decorative items awarded to soldiers and civilians for acts of bravery, service, or achievements during wartime.
5. Individuals who are enlisted or conscripted to fight in an army or military force.
6. A type of flower that became a symbol of remembrance for soldiers who died in war, particularly associated with World War I due to the poem "In Flanders Fields".
8. Flying machines used for reconnaissance, bombing, and combat during World War I, marking the beginning of aerial warfare.
10. The area where armies engage in combat with each other; the forward-most position in a battle.
12. A formal and legally binding agreement between countries, often ending a war or resolving disputes.
13. Soldiers who have been injured or harmed in combat, requiring medical attention.
18. A brief and minor fight or clash between small groups of soldiers or opposing forces.