The Khmers are a barbarian nation in the Conquer the World campaign. They are based on the Khmer Empire (802-1431 CE), which extended as far as most of present-day Cambodia, Thailand, Laos, and a small portion of southeastern Myanmar. One of the greatest empires of Southeast Asian history, famous for its magnificent capital of Angkor, at its peak the largest pre-industrial urban center in the world, and its temple complex, the largest religious structure in the world to this day.