Mongol Empire his empire among his sons and immediate family, making the Mongol Empire the joint property of the entire imperial family who, along with the Mongol aristocracy, constituted the ruling class. Prior to the three western khanates' adoption of Islam, Genghis Khan and a number of his Yuan successors placed restrictions on religious practices they saw as alien. Muslims, including Hui, and Jews, were collectively referred to as "Huihui". Muslims were forbidden from Halal or "Zabiha" butchering, while Jews were similarly forbidden from Kashrut or "Shehita" butchering. Referring to the conquered subjects as "our slaves," Genghis Khan demanded they no longer
Society of the Mongol Empire when the Song dynasty started replacing their copper coinage with paper currency. When the Mongols invaded Song China they started issuing their own Mongolian bills in 1227. This first attempt by the Mongols did not last long because the notes issued expired after several years and were inconsistent throughout the parts of the Mongol Empire that issued them. In 1260, Kublai Khan created the Yuan Mongol's first unified paper currency with notes that did not have any expiration date. To validate the currency, it was made fully exchangeable to silver and gold and was accepted as tax payments. Currency distribution