The Khmer Empire
The Khmer Empire lasted from 802-1431 and is now located as present-day Cambodia. It is described as one of the most powerful empires in Southeast Asian history. The religion consisted of Hinduism and Mayahana Buddhism, until Theravada Buddhism prevailed.They spoke old Khmer and had three different capitals during this time period: Yasodharaopura, Hariharalaya, and Angkor. The empire consisted of an absolute monarchy. The first king of the empire, King Jayavarman II, declared himself as chakravartin, or the king of the world. King Jayavarman was then followed up by Suryavarman II, Jayavarman VII, and Ponhea Yat.
The Koryu Dynasty
The Koryu Dynasty lasted from 918-1392. It was established by Emporer Taejo and was later given the name to the modern state of Korea. The empire had three capitals: Gaegyeong, Gangwha, and Gaegyeong again. Its religions were Korean Buddhism, Korean Confucianism, Korean Taoism, and Korean Shamanism. Their leadership was a monarchy, consisting of six different leaders between the time period, Taejo being the first, Gwangjong, Seongjong, Munjong, Gongmin, and Gongyang. This empire united the Later Three Kingdom, which were Silla, Hubaekje, and Hugoguryeo. The empire was later taken down by the Joseon Dynasty.