How Napoleons Invasion of Russia Led To His Downfall

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…and was reduced to almost nothing on the wretched rout back into Poland. The map can be read in several ways. The size of the peach colored bar indicates the relative strength of the French army during the march on Moscow. The black bar shows the dwindling French army during the retreat. In the lower portion of the map, the temperature in degrees Celsius is shown, along with dates during the retreat.