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Battle of Liège. The Germans besiege and then capture the fortresses of Liège, Belgium.
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The Allied Great Retreat to the River Marne.
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November 19 Politics Bolshevik representatives at the State Duma arrested and exiled to Siberia. -
The Russian offensive in the Carpathians begins. It will continue until April 12. -
Naval Battle of Más a Tierra. The last remnant of the German East Asia Squadron is sunk and its crew interned in neutral Chile. -
April 19 – May 17 Middle Eastern, Caucasian The Ottomans besiege the Armenian city of Van.
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Douglas Haig replaces John French as commander of the British Expeditionary Force. -
Easter Rising by Irish rebels for independence from the United Kingdom.
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Mata Hari is arrested in Paris on charges of spying for the Germans. -
Czechoslovakia proclaimed a republic.