campaign liao meanwhile cross border trade contact induced sinicization within liao empire expense military might derived primitive nomadic lifestyle similar treaties social economical consequences occurred song 's relations jin dynasty within liao empire jurchen tribes revolted overlords establish jin dynasty devastating jin cataphract annihilated liao dynasty remnants liao court members fled central asia found qara khitai empire western liao dynasty jin 's invasion song dynasty followed swiftly
Humanities History Asian history Chinese history