Date: 802 - 1431 (Show more) Related Places: Vietnam Thailand Cambodia Laos (Show more) Khmer empire, ancient Cambodian state that ruled vast areas of mainland Southeast Asia from about 802 ce to 1431, reaching its peak between the 11th and 13th centuries. Also known as the kingdom of Angkor, it was the successor state of the earlier kingdoms of Funan and Chenla, and it shaped much of the political history and artistic traditions of mainland Southeast Asia, particularly of Thailand and Laos. Like other early Southeast Asian kingdoms, it was heavily influenced by Indian customs in political organization, culture, and religion. For most of the empire’s history, its capital was Angkor, near modern Siem ...(100 of 2301 words) Access the full article Help support true facts by becoming a member. Subscribe today!