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3 votes
The _____ caused the United States to enter World War I.

revolution in Russia
assassination of Archduke Ferdinand
German attack on Belgium
telegram and sinking of American ships

User Ashkru
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2 Answers

4 votes
correct answer is the telegram and sinking of American chips
User Helen Neely
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1 vote
The correct answer is:
telegram and sinking of American ships
User Robert Townley
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