The schlieffen plan eastern frontThe schlieffen plan eastern front. . . . Britain and its Empire lost almost a million men during World War One; most of them died on the Western Front. The failure of the Schlieffen Plan left Germany fighting a war on two fronts, the Western Front and the Eastern, for the next three years. . . to defeat France in the time it took for Russia to mobilize their army, and turn back to the Eastern Front before Russia could react. to defeat France in the time it took... more