In the year 1260, both he and his brother declared themselves the ruler of their empire and battled for three years.
In the year 1260, both he and his brother declared themselves the ruler of their empire and battled for three years. Emerging victorious, he founded the Yuan Dynasty and moved its capital to present day Beijing, though he later launched unsuccessful campaigns against Japan and Vietnam. For ten points, name this so-called "last of the great Khans," the Mongol leader and grandson of Genghis Khan.
In the year 1260, both he and his brother declared themselves the ruler of their empire and battled for three years.
{Kublai Khan}