US Entry: Submarine Warfare and the Lusitania
Learn how unrestricted submarine warfare and the sinking of the Lusitania influenced American public opinion and pushed the nation toward war.
Questions
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MultiChoice
Which British ocean liner was sunk by a German U-boat in May 1915, killing 128 Americans?
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What was Germany's policy of unrestricted submarine warfare?
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What 1916 promise did Germany make to stop sinking passenger ships without warning?
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When did Germany resume unrestricted submarine warfare, directly prompting U.S. entry into WWI?
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Why did German military leaders decide to resume unrestricted submarine warfare in 1917?
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MultiChoice
What was the reaction of the American public to the sinking of the Lusitania?
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What justification did the German government offer for sinking the Lusitania?
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Why did President Wilson argue unrestricted submarine warfare was warfare against humanity?
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How did President Wilson respond when Germany resumed unrestricted submarine warfare in February 1917?
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What system of merchant ships traveling in groups guarded by warships effectively countered U-boats?
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Off the coast of which country was the Lusitania attacked?
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In what month and year did the U.S. Congress formally declare war on Germany?