new armored vehicle was first used by the British in 1916 to cross trenches.
Tank
This poisonous gas caused blindness, burns, and choking in the trenches.
Mustard Gas
This country was invaded by Germany in 1914, leading to trench warfare on the Western Front.
France
This German ruler led his empire during most of World War I and had major influence over military decisions.
Kaiser Wilhelm II
These women worked near the front lines caring for wounded soldiers.
nurses
early war aircraft made from wood and flew above trenches and got in dog fights.
airplanes
Soldiers attached this blade to the end of their rifles for close combat.
Bayonet
This country was part of the Central Powers and used Belgium
Germany
Who wants you for the U.S. military and was a propaganda source
Uncle Sam
These workers produced weapons, ammunition, and supplies to support the war effort at home.
factory workers
Germany used this type of underwater vessel to attack Allied ships.
submarines
This weapon shot a stream of fire and was used to clear enemy trenches.
Flamethrower
This country joined the war in 1917 after the Zimmermann Telegram.
United States
This Russian ruler lost power after the 1917 Revolution, ending Russia’s role in the war.
Tsar Nicholas II
This military leader planned strategies and commanded large armies.
general
This rapid-fire weapon made trench warfare deadly and stopped many advances.
Machine Gun
Large guns that fired explosive shells over long distances were known as this.
artillery
This country left the war in 1917 after a revolution.
Russia
This Austrian leader was assassinated
Arch duke Ferdinand
These men fought on the front lines, often living in trenches for months at a time.
soldiers
What was the British ship that was very powerful till other countries started using it and it became the default.
Dreadnought
This explosive device was thrown by hand into enemy trenches.
grenade
This empire, ruled by Kaiser Wilhelm II
German Empire
Who's philosophy In short-run, establish a Communist Dictatorship until true Communism can be established.
Vladmir Lenin
These citizens supported the war at home by buying bonds and conserving resources.
home civilians