Conflict215–210 BCE

Meng Tian’s Campaign against the Xiongnu and the Qin Great Wall

Also called: Great Wall of Qin, Great Wall of China

The First Emperor gave General Meng Tian 300,000 men to drive the Xiongnu north and join the old walls of Qin, Zhao and Yan into a wall stretching from Lintao to Liaodong. Most of the Great Wall standing today was rebuilt much later by the Ming.

In the Warring States period the northern states of Qin, Zhao and Yan each built walls against the nomads. In 215 BCE, after unification, the First Emperor sent General Meng Tian with 300,000 men to drive the Xiongnu out of the Ordos, the land within the great northward bend of the Yellow River. Meng Tian then joined up the old walls into a barrier running more than ten thousand li from Lintao (in today’s Gansu) in the west to Liaodong in the east. Remains of Qin’s rammed-earth wall survive in Inner Mongolia and elsewhere.

Alongside the wall a straight military road (the Straight Road) was built from Xianyang to the northern frontier. Countless conscripts died at the work, giving rise to the legend of Meng Jiangnü, whose weeping for her husband brought the wall down. Beyond Liaodong, at the wall’s eastern end, lay Gojoseon; the Weilüe records that its King Bu, fearing a Qin attack, made a show of submission to Qin.

The Han went on using the Qin wall. The brick walls famous today, such as Badaling, were mostly rebuilt by the Ming from the 14th century onward and lie south of the Qin line.

The map in 215 BC

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States at the time
Qin
Xiongnu

People

  • Meng Tian210 BC

    commander · Qin general who drove the Xiongnu out of the Ordos with an army of 300,000 and joined up the frontier walls; after the Shaqiu plot he was forced to take his own life by a forged edict

  • Qin Shi Huang259 BC – 210 BC

    monarch · King of Qin (247–221 BCE) and first emperor (221–210 BCE) who conquered the six other states, unified China and created a centralised imperial system

Before and after

Themes that include this event

  • Ancient China and India770 BC – AD 220

    From the Hundred Schools of the Warring States to the unified empires of Qin and Han, and from the Buddha to the Maurya and Kushan empires — the millennium that shaped East and South Asian civilisation