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US Entry into the war

Page history last edited by Dianne Hobden 8 months ago

Reasons for the United States Entry into World War I Answer Key

REASONS FOR U.S. ENTRY INTO WORLD WAR I

Inability to remain neutral in face of increasing threats to U.S. national interests

German unrestricted submarine warfare

Interception of the Zimmerman Telegram

The United States had close economic and political ties to Great Britain. These ties compelled U.S. support for Great Britain.

Feb, 1915: Germans used this strategy to prevent supplies from reaching Britain. They would shoot at

May, 1915: Lusitania left New York City for England. German embassy warned that travelers were taking a risk. Once the ship was close to Britain, a German U-boat (an

any ships without warning — a violation of international law. Unterseeboot or submarine) launched a torpedo attack, sinking the Lusitania. 128 Americans on board were killed. President Wilson was angry but still kept the United States out of war. Re-elected in 1916 with the slogan: "He kept us out of war."

Jan. 1917: German foreign secretary, Arthur Zimmerman, sent a telegram* to Mexico asking Mexico to become an ally of Germany. In return, Germany would help Mexico win back lands lost to the United States during the Mexican War.

April 1917: Once American were aware of this, they were outraged. President Wilson declared war on Germany.

 

 

 

 

 

 

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