These three countries formed the Triple Entente.
What are France, Russia, and Great Britain?
This was the longest trench line, stretching from the North Sea to Switzerland.
What is the western front?
These German submarines were equipped with torpedoes and sank many Allied ships.
What are U-boats?
On this date_______Congress declared war on Germany.
What is April 6, 1917? (Accept: What is 1917?)
American soldiers were given this nickname when they arrived in France.
What are doughboys?
Americans bought these to support the war; the government later paid them back with interest.
What are liberty bonds (or war bonds)?
This term describes extreme patriotic feelings where people will stop at nothing to advance their nation's goals.
What is nationalism?
The land between opposing trenches was called this.
What is No Man's Land?
This weapon could fire 400-600 shots per minute and was the most important weapon of WWI.
What is a machine gun?
This British passenger ship was torpedoed by a German U-boat on May 7, 1915, killing 128 Americans.
What is the Lusitania?
This general commanded the American Expeditionary Force (AEF) and earned the nickname "Black Jack."
Who is General John J. Pershing?
This future US president led the Food Administration and encouraged Americans to plant victory gardens.
Who is Herbert Hoover?
This country's archduke was assassinated on June 28, 1914, sparking World War I.
What is Austria-Hungary?
These walls made of dirt, sandbags, and barbed wire protected soldiers at the top of trenches.
What are parapets?
These armored vehicles could crush anything in their paths and drive over the tops of trenches.
What are tanks?
This German foreign minister sent a telegram to Mexico promising them Texas, New Mexico, and Arizona.
Who is Arthur Zimmermann?
About this many Americans joined the army during World War I, with many drafted for the first time since the Civil War.
What is 4 million
Americans conserved food by having these three types of special days each week.
What are meatless, wheatless, and sweetless days?
Germany, Austria-Hungary, and Italy formed this alliance before the war began.
What is the Triple Alliance?
On this holiday in 1914, soldiers from both sides climbed out of trenches, exchanged gifts, and sang together.
What is Christmas (or Christmas Eve/Christmas Day)?
Soldiers wore these large masks covering their entire heads to protect against poison gas attacks.
What are gas masks?
Germany's policy of attacking any ship in a war zone without warning was called this.
What is unrestricted submarine warfare?
American machine gunners stationed in this French town kept Germans from crossing the Marne River and advancing on Paris.
What is Château-Thierry?
This committee was created by President Wilson to control information about the war and published propaganda posters.
What is the Committee on Public Information?
This young Serbian terrorist from the Black Hand assassinated Archduke Franz Ferdinand.
Who is Gavrilo Princip?
This German battle plan called for quickly defeating France, then moving east to fight Russia.
What is the Schlieffen Plan?
This type of gas was especially dangerous because it was invisible and had no odor, burning soldiers' skin.
What is mustard gas?
President Wilson won reelection in 1916 with supporters reminding Americans that he did this.
What is "kept us out of war"?
An agreement to stop fighting is called this.
What is an armistice?
What jobs did woman take during WW1
What are jobs traditionally held by men (or factory jobs, office jobs, military jobs)?
Europe was compared to this explosive container in 1914, needing only a "spark" to ignite.
What is a powder keg?
The French stopped the Germans at this river in September 1914, preventing them from capturing Paris and proving the Schlieffen Plan wouldn't work.
What is the Marne River (or What is the Battle of the Marne)?
A pilot who shot down at least five enemy planes was given this title; battles between planes were called dogfights.
What is a "flying ace"?
The people who intercepted the Zimmermann Telegram and sent a copy to the United States, outraging Americans.
Who are British intelligence (or British spies)
President Wilson wanted the treaty to include this international organization to work for peace, but the US never joined it.
What is the League of Nations?
The respect women earned during WWI helped them gain this important right shortly after the war ended.
What is the right to vote (or suffrage)?