← Explore on the interactive map

Tang–Goguryeo War

Type Event Region Korean Peninsula Time 645–668

From 645 to 668 CE, the Tang launched repeated large-scale expeditions against Goguryeo to open the northeast route and curb its threat to Liaodong;…

Timeline

  1. 645Ansi City · LiaodongEmperor Taizong of Tang led a large army against Goguryeo, capturing several cities, but failed to take Ansi City after a long siege; with the weather turning cold and supply lines strained, he withdrew north. Though the state was not destroyed, Goguryeo's strength was badly damaged.
  2. 661–667Liaodong theater · LiaodongAfter acceding, Emperor Gaozong dispatched famous generals Su Dingfang and Xue Rengui with land and naval forces for repeated attacks, coordinating with Silla's army to gradually nibble away at Goguryeo's northwest and southern territories, cutting off its supply lines and foreign aid.
  3. 668Pingyang · KoreaTang generals Li Ji and Xue Rengui besieged Pingyang with a large army while Silla forces attacked from the south; Goguryeo's last king Bo-yang and others surrendered, ending the state, and the Tang established the Andong Protectorate over the former territory.

Sources