World war I begins

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World war I begins

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The Spark

• Europe had become a Powder Keg, needing only a
  spark to touch off war
• In 1914, that spark was provided, causing the
  outbreak of WWI.

3
Steps Leading to War

• Archduke Frances Ferdinand is assassinated by
  Gavrilo Princip
• June 28, 1914
• In Sarajevo, Bosnia.
• Black Hand
• The emperor of A-H, Franz Joseph blamed Serbia.
  Got German support to retaliate (July 5)

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• A-H gave Serbia an ultimatum (July 23)
• A-H army enter Serbia to stop unrest
• Lead assassination investigation
• Serbian response was rejected and A-H declares
  War (July 28)
• Mobilization begins system of alliances set into
  motion

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The Balkans