Germany declared war on Russia and started to mobilize.
Germany and Russia shared a common border in Poland at the time, parts of which were occupied by both empires.
Italy, part of the Triple Alliance that included Austro Hungaria and Germany, declared neutrality in the war breaking out on the basis that the alliance was defensive, not offensive, in nature.
Germany accepted a British offer to guarantee French neutrality.
The Royal Navy ordered two British battleship to prevent the SMS Goeben and SMS Breslau from breaking out of the Mediterranean into the Atlantic.
The New York Stock Exchange closed due to the war.
The Swiss National Park was established.
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