They might have used Boats, ships and depending on time even cars.
Despite its reputation for brutal warfare, the Mongol Empire briefly enabled peace, stability, trade, and protected travel under a period of “Pax Mongolica,” or Mongol peace, beginning in about 1279 and lasting until the empire's end. But Genghis Khan's death in 1227 ultimately doomed the empire he founded.
Yes in a sense because they were trying to figure out how to create and run our newly founded government
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