The Jurchens claimed portions of northeastern [[Manchuria]] (today, the [[provinces of China|Chinese provinces]] of [[Jilin province|Jilin]] and [[Heilongjiang province|Heilongjiang]])<ref name=spence26>Jonathan Spence, ''The Search for Modern China'', Second Edition, W.W. Norton & Co. (1999), 26.</ref> as their ancestral homelands. As early as [[1019]], the Jurchens launched pirate raids on [[Kyushu]] known as the [[Toi Invasion]]. | The Jurchens claimed portions of northeastern [[Manchuria]] (today, the [[provinces of China|Chinese provinces]] of [[Jilin province|Jilin]] and [[Heilongjiang province|Heilongjiang]])<ref name=spence26>Jonathan Spence, ''The Search for Modern China'', Second Edition, W.W. Norton & Co. (1999), 26.</ref> as their ancestral homelands. As early as [[1019]], the Jurchens launched pirate raids on [[Kyushu]] known as the [[Toi Invasion]]. |