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November 1, 2025
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jul 28, 1914 - War declared

Description:

Austria-Hungary and Germany declare war on Serbia after they refused Austria-Hungary's harsh ultimatum made because of the assassination. Bulgaria joined Germany in the Central Alliance because they lost territory in the Balkan Wars.

Added to timeline:

1 months ago
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Date:

jul 28, 1914
Now
~ 111 years ago