Russia · Warfare / World War, 1st. Chronological records rendered directly from the World History Database.
The first action on the Eastern Front, the Battle of Stalluponen (in present day Lithuania) is fought by a corps of the German Eighth Army against Russian General Rennenkampfs First Army. Russias invasion of East Prussia, part of pre-war strategy, Plan 19, is two-pronged, Rennenkampfs First Army, of 200,000 men, enters East Prussia from the north while General Samsonovs Second Army invades from the south
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