World War I Causes and US Entry · US History

The assassination of Archduke Franz Ferdinand, which triggered the start of World War I, took place in which city?

  1. Vienna
  2. Berlin
  3. Sarajevo
  4. Belgrade
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Correct answer: Sarajevo

Franz Ferdinand, heir to the Austro-Hungarian throne, was killed by a Serbian nationalist in Sarajevo, Bosnia. This event activated a web of secret alliances that pulled the major powers of Europe into war.

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