There is Two Mongolia.

The Whole Mongol Empire is divided into Four. with song China region rule by Kublai Khan. South Song is Much smaller than.

It is said Mongolian conqueror Not really by Might Power Weapon Tactics Strategy. Or even by its Intimating Strategy. Some SOURCE Reveal that the Real Conquering Power is at THAT TIME IN THAT REGION, There is MANY MANY Wild Horse. Horse means Calvary means Fire Power. It is as if a Country sudden has a Overwhelming Number of Light Armour Tank Battalion. Some Big and Numerous that 1 Mongolian has three Horse. One for Logistic, carry stuff, One for Travel, And One Well Rested for Frontline Battle. Means you Armour Division is THREE Times more than your Enemy. And on Top of them Mongolian Master the Art and Science of Horse Back Bow Attack. Meaning you can shoot the arrow on the Moving horse. Using a "Technology" call curved Bow. Meaning you Armour Vehicles is armed with Guided Missile can engage in Mobile Battle.