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Mongol Raids on the Jin Northern Border (1208)

Type Event Region Northern North China Time 1208

After withdrawing from the Western Xia campaign in 1208, the Mongols began raiding and probing attacks along the Jin's northern border;…

Timeline

  1. 1208Zhongdu, Jin · North ChinaIn November 1208 Jin Zhangzong died and Prince Wei Wanyan Yongji succeeded, adopting the era name Da'an. The Mongols had long resented the Jin for killing Ambaghai Khan, and captives reported the Jin ruler's tyranny; Genghis Khan began planning a war against Jin.
  2. 1208Northwestern frontier of Jin · Northern HetaoAfter withdrawing from Western Xia, Mongol cavalry launched raids on Jin's northwestern border, plundering pastures and frontier forts and probing Jin military reactions and weak points. These operations were smaller than the great southern invasion of 1211 but already shook the Jin court.
  3. 1208–1209Northern Jin defensive line · Northern North ChinaFacing Mongol border pressure, Jin began reorganizing northern defenses and mobilizing troops, but Yongji's refusal to aid Western Xia left it strategically passive. When Western Xia appealed for help in 1209, the Jin court declined to send reinforcements on the grounds that 'the enemy attacking each other benefits us,' further escalating the Mongol-Jin standoff.

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