Temüjin, better known as Genghis Khan, was a Mongolian leader born around 1162. He united the fragmented Mongolian tribes and established the Mongol Empire, which became the largest contiguous empire in history after his death. His leadership style emphasized meritocracy and loyalty, which helped him gain the support of various tribes. Under Temüjin's rule, the Mongol Empire expanded rapidly through military conquests across Asia and into Europe. He implemented innovative strategies and tactics, such as the use of cavalry and psychological warfare. Temüjin's legacy continues to influence modern Mongolia and is recognized worldwide for his impact on history.