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Archduke Francis Ferdinand is assassinated
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Beginning of World War I
Austria-Hungary declared war on Serbia, Germany declared war on Russia and France, and Great Britain declared war on Germany and Austria-Hungary. -
The sinking of the Lusitania
A German submarine fired on the British luxury steamship Lusitania killing 1195 people and fueling Anti-German sentiments in the United States. -
U.S. declared war on Germany
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Treaty of Versailles
Signed by the Allied Powers and Germany. With Germany's war debts and its order of de-militarization, this treaty sowed the seeds for World War II.