Champa

 The Cham in Vietnam.

The Champa empire occupied the area of central Vietnam. Essentially from Hue to Nha Trang. The Champa were a collection of city states that prospered from sea trade. The South China Sea was called the Champa Sea during their time. Their empire was at it peak from the 7th to 10th centuries, and slowly declined until Minh Mang the second emperor of Vietnam annexed their lands. The were rivals of the Khmer and managed to sack Siam Reap in 1177, but later suffered defeats to the Khmer. 

My Son near the port city of Hoi An is the oldest of the Cham temple complexes. The Cham were great builders of brick temples and sculptors. They were predominately Hindu but some converted to Buddhism and Islam through the years. 

Temple at My Son

Sculptures at My Son.