I agree with this statement, pretty much whatever the Mongols saw in a town that they were conquering, they would take it.

This is one of many military tactics that the Mongols used.

You made a good point by saying that the Mongols were religiously tolerant, and not many Empires have done that in the past.

Xu Heng-

His skills in medicine, legal affairs, irrigation, military science, arithmetic, and astronomy enabled him to be an informed adviser to the Mongols.

Xu Heng-

Xu Heng conscientiously introduced the Confucianism teachings to the Mongols.

Xu Heng-

Appointed by Kublai Khan as the president of the Imperial Academy and respected as the leading scholar in the court

Such a small group of people, 110 million Mongols, covering the great amount of land that they had is small.

When conquering new lands and towns, they would slotter entire towns.

Genghis Khan’s definition of happiness is to vanquish your enemies and to rob them of their wealth.

1. Increased communication by making a system of way stations with horses and riders that could quickly relay information.

2. Mongols were tolerant of different religions.

3. Mongols had great military and also had great military tactics