Description acceptable. The end date of this event is traditionally held to be 909 AD based on a monument found in Toniná. For 10 points each:
[10m] Name or describe this event, sometimes called the Terminal Classic era. This event may have been caused by a mega drought observed in the Petén Basin or a decline in trade with Teotihuacan.
ANSWER: Classical Maya collapse [accept descriptions of the decline of the Maya; accept the end of the Classical Maya period]
[10e] The Classical Maya collapse was less severe in the northern part of this peninsula, the site of cities like Uxmal and Tulum.
ANSWER: Yucatán
[10h] Before the decline of the Classical Maya period, this Yucatán city ruled a realm sometimes called the “Snake Kingdom.” This city rivaled Tikal after the dramatic change in politics caused by Teotihuacan’s intervention in the region during 378.
ANSWER: Calakmul
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