オルドス地方
Before they could invade the Song, the Jurchens reached a peace agreement with their western neighbors the Tangut Western Xia in 1124. The following year near the Ordos Desert, they captured Tianzuo, the last emperor of the Liao, putting an end to the Liao dynasty for good. Ready to end their alliance with the Song, the Jurchens began preparations for an invasion.