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In page Kisaeng:

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Thanks to their frequenting the taverns and guest-houses of the town, kisaeng were often among the most knowledgeable on local affairs. For this reason, they were at times a key source of intelligence. It was through information supplied by kisaeng that the rebel army of Hong Gyeong-nae was able to easily take the fortress of Jongju in the early 19th century.[citation needed]