WW1 #10: U.S. Enters the WarQuiz today! 1. All of the following countries were members of

the Allied forces EXCEPT:A. BritainB. RussiaC. ItalyD. Germany

2. All of the following were new inventions that made World War One an incredibly deadly war EXCEPT

A. Machine gunsB. JetsC. TanksD. Poison gas

Blockades• Britain sets up naval blockade (stops

ships) around Germany – thus Germany can’t get enough food & supplies

• Ger also sets up blockade around Britain

Submarines• Unrestricted Submarine Warfare: Ger

announced that it would sink any ship around Britain w/o warning!

• Ger subs = u-boats & fire torpedoes

Lusitania • On May 7,

1915, Ger sunk this British passenger ship killing nearly 1,200 ppl, 128 were American

• US was neutral• Is this an act

of war?

• Ger said it was carrying ammunition – which was true!

• US called for Ger to stop this type of action …. and they do for awhile

Zimmerman Note • Feb 1917: Zimmerman, a

Ger leader, wrote a telegram to Mexico saying that if Mex would help Ger they would give them back land they lost in Mex-Am War (like Arizona)

• British intercept it • Is this an act of war?

WAR!• President Woodrow Wilson asks

Congress to declare war on the Central Powers

• US enters as part of the Allies in 1917

Did the U.S. need to enter into World War One?

WW1 #11 – Zimmerman Note• Answer the 3 questions on the handout 4. Sinking Similarities 9/11 of Lusitania

**Who was involved, when does it happen, how did the attack occur, what does it lead to?

9/11

Lusitania