Dates |
Events |
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January 19 – December 22
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Battle of Hartmannswillerkopf, series of battles fought to control the peak.
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June–September
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The Russian Great Retreat from Poland and Galicia.
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August 26 – September 19
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Sventiany Offensive, a phase of the Gorlice-Tarnow Offensive.
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September 1
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Germany suspends unrestricted submarine warfare.
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Details
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September 8
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Nicholas II removes Grand Duke Nicholas Nikolayevich as Commander-in-Chief of the Russian Army, personally taking that position.
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Details
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September 15 – November 4
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Third Battle of Artois.
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September 19
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The Germans occupy Vilnius. The Gorlice-Tarnów Offensive ends.
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Details
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September 25–28
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Battle of Loos, a major British offensive, fails.
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Details
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September 25 – October 15
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Battle of the Hohenzollern Redoubt, a phase of the Battle of Loos.
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September 25 – November 6
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Second Battle of Champagne.
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September 28
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Battle of Es Sinn.
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