Which Of These Post Classical Empire Covered The Largest Geographical Territory?

Which Of These Post Classical Empire Covered The Largest Geographical Territory? Rise of the Mongol Empire The Mongol Empire: Expansion of the Mongol empire from 1206 CE-1294 CE. During Europe’s High Middle Ages the Mongol Empire, the largest contiguous land empire in history, began to emerge. The Mongol Empire began in the Central Asian steppes