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Battle of Tannenberg, (August 26–30, 1914), World War I battle fought at Tannenberg, East Prussia (now Stębark, Poland), that ended in a German victory over the Russians. The crushing defeat occurred barely a month into the conflict, but it became emblematic of the Russian Empire's experience in World War I.
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Answer:The answer is A.
Explanation: I hope i helped
If you're asking who the person was, it is Hamilton Holmes.
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