Causes of World War 1
Updated: 2/25/2019
Causes of World War 1
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  • Archduke Ferdinand and his wife were killed by Gavrilo Princip
  • The sinking of the Lusitania without warning angered more Americans, which made them wan to go to war. 128 Americans died
  • A lot of European countries thought they were greater than other ones (Nationalism). Some ethnic groups also wanted to form their own countries.
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  • 1 European Nation
  • A lot of European countries started to make their armys stronger just in case war broke out (Militarism).
  • Another European Nation
  • Many European countries started to form agreements (Alliance) with each other which caused tension between nations.
  • European countries began to fight about control in Africa. Thus caused tension in Europe.
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