11 h 17 m, 28 jul 1914 año - World War I Begins
Descripción:
Serbia mobilized their army because they thought Austria-Hungary was getting ready for war. Serbia went to Russia for assistance and Austria-Hungary declared war on Serbia.The start of the first World War shows that many countries can get involved quickly because there are alliances between countries.
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fecha:
11 h 17 m, 28 jul 1914 año
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~ 111 years ago