response: I don't know either of those answers, but he amassed power by uniting the nomadic tribes in Northeast Asia.
original_response: He became powerful by unifying the nomadic tribes of Northeast Asia and he died in 1227.
history: Do you know much about Genghis Khan? hes a really interesting figure. I know that he was the Great Khan, and that he was born in 1162. Oh where did he orginate? Somewhere in china? I'm not sure where he was from, exactly, but he was the founder of the Mongol Empire. How long did his reign last? When did he die off?
knowledge: He came to power by uniting many of the nomadic tribes of Northeast Asia.