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Period: to
Archduke Ferdinand assassinated
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Period: to
Central powers formed
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Period: to
two trenches built across europe
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austria-hungary declares war on serbia
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Period: to
germany declares war on russia
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Period: to
germany ivades belgium
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Period: to
russia declares war on austria-hungary
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Period: to
Sinking of Lusitania
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Period: to
woodrow wilson re-elected
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battle of verdun
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first battle of somme
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Period: to
Allies formed
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Period: to
Espionage and sedition act passed
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Period: to
communist revolution in russia
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Period: to
us declares war on germany
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Period: to
us declares war on central powers
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Period: to
Selective service act
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Period: to
war industries board formed
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Period: to
Zimmerman note
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Period: to
battle of argonne
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Period: to
Austria-hungary surrenders to allies
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Period: to
germans stopped at marne river
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Period: to
Wilson 14 pt speech
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Period: to
Second battle of marne
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Period: to
Germany signs armistice
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Period: to
treaty of versailles