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Goryeo–Liao Relations (1020s)

Type Event Region Korean Peninsula Time 1020–1029

After the Liao's disastrous invasion of Goryeo in 1018–1019, relations in the 1020s shifted from military confrontation to cautious reconciliation, w…

Timeline

  1. 1020–1022Yalu River line · China–Korea borderAfter the Liao army's rout at the Yalu River mouth in 1019, both sides remained on high alert along the border in the early 1020s. Goryeo strengthened northern defenses while the Liao shifted from large-scale expeditions to diplomatic pressure and border control.
  2. 1022–1029Kaesong · GoryeoGoryeo gradually resumed tribute to the Liao and acceptance of investiture, trading ceremonial submission for practical autonomy. The Liao likewise launched no further large-scale expeditions, and the two sides formed a fragile balance of 'nominal vassalage, substantive independence.'

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