Feud
The Central Asian plateau (north of China) at the time of Genghis Khan's youth was divided into several nomadic tribes or confederations—among them Naimans, Merkits, Uyghurs, Tatars, Mongols, and Keraits—that were all prominent in their own right and often unfriendly toward each other, as evidenced by frequent raids, revenges, and plundering.