There were the people who were murdered by Khan and his thugs and there were those who were robbed, raped and/or enslaved.

primarily chinese/siberian/mongolian…ESPECIALLY mongolian

The Jews benefited from Genghis Khan when he invaded Russia and freed them from Napoleon. But the Catholic church suffered when he reached Ireland. He emptied the monasteries and took their land. In order to avoid conflict with the Muslim rulers of Spain, he forced French Catholics to convert to Islam.

The Genghis Kahn expanded from Mongolia to conquer China. His son, Ogedei Kahn, had his army at the gates of Vienna, Austria and Budahpest, Hungary, when he died. The Mongolian tradition required a tribal council at Mongolia to elect a new leader. Otherwise, the Mongolian Empire might well have included the whole of Europe besides portions of southern Russia, the Balkans, Persia and parts of Arabia.

It was during the European Holy Crusades there was the legend of Jasper Johns supposedly attacking the Moselms on the eastern battlefields with another army. Little did the Crusaders know that they were mispronouncing the name of Genghis Kahn.

The Chinese. Other Mongolian Tribes. The Turks, The Persians, the People of the Steppes, the Slavs, the Baltic peoples, and that's about all of them without getting super specific.

The people of mongolia, china, the middle east,eastern europe, even the roman empire. The Khan Empire is the biggest standing empire in the history of the world.The great wall of china was build because of the mongols.