Genghis Khan, born as Temüjin, is the famous leader known for uniting the Mongol tribes in the 13th century. He founded the Mongol Empire, which became the largest contiguous empire in history during and after his reign. Genghis Khan's leadership is characterized by his military innovations, strategic acumen, and ability to forge alliances among disparate tribal groups. He promoted meritocracy and trade across his empire, fostering cultural exchange and communication. His conquests reshaped vast regions of Asia and Europe, and his legacy continues to influence the world in various cultural, political, and military aspects.