As a result of centuries of drought, the Wari culture began to deteriorate around 800 A.D. Archeologists have determined that the city of Wari was dramatically depopulated by 1000 A.D.
As noted by Brien Foerster at , curious elongated skulls were found in the area of Wari. They are assumed to be from that culture but have not been radiocarbon or DNA tested, so that is simply an assumption.
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