Jochi Khan was the eldest son of Genghis Khan, the founder of the Mongol Empire. Born around 1186, Jochi played a significant role in the early expansion of the empire. He was known for his military leadership and was involved in various campaigns, including the conquest of Western Xia and Kievan Rus. Despite his accomplishments, Jochi's legitimacy was often questioned due to the circumstances of his birth. His relationship with his father was complex, marked by both respect and rivalry. Jochi's legacy continued through his descendants, who became influential leaders in their own right.