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the british blockaded the germans from being able to get anny suplies or food to go to there cost from other areas
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a u boat sinks the ship lusitana
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u boat sank another ship
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80 passengers killed including americans
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woodrow willson used this as his camign slogen
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nether side will impose harsh terms on the other
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a telligram from the german foreign minister
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germans started useing submarin warfare again
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the czar was overthrown in russia
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the united states joind the war agaist the central powers
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