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This article is about the Yan Kingdom of the early 10th century. For other uses, see Yan (disambiguation).
As the only ruler of Yan, Liu Shouguang was noted for his cruelty. The state of Yan was therefore sometimes referred to as Jie Yan, in reference to the tyrannical ruler Jie of the Xia dynasty.
References
Mote, F.W. (1999). Imperial China (900-1800). Harvard University Press. p. 16. ISBN0-674-01212-7.