Multiple choice

Because Serbia refused to meet all of the demands of Austria-Hungary’s ultimatums,

  1. Austria-Hungary declared war on Russia.

  2. Austria-Hungary asked the United States to try to work out a solution.

  3. Austria-Hungary, with (its ally) Germany’s support, declared war on Serbia.

  4. Austria-Hungary attacked Serbia.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

After Serbia rejected key terms of the Austro-Hungarian ultimatum following the assassination of Archduke Franz Ferdinand, Austria-Hungary declared war on Serbia with the backing of Germany.

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