-
Francis Ferdinand was assassinated.
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Austria-Hungary declares war on Serbia
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Start Of World War 1
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Germany invades Luxembourg and Belgium.
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Austria-Hungary invades Russia
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Allied forces halt German advance into France
during the First Battle of the Marne. -
Germany
begins a naval blockade of Great Britain. -
Allied forces
Land on the Gallipoli Peninsula of the Ottoman Empire. -
German submarine sinks the passenger liner Lusitania
During crossing from New York to Liverpool, England, killing 128 Americans. -
End Of World War 1