东腔西调

A Peking University history PhD and Shi Zhan on China's historical geography and civilizational structure, concrete on mechanisms and frameworks

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Latest2026-09-04

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1:02:15

东腔西调 0828

Yanshan Is Not a Border Wall but an Engine of Ancient Chinese History

The difference between farming and nomadic life was placed on opposite sides of the Yanshan range, while the mountain passes connected wealth with the strongest cavalry, making the region not just a frontier but a historical engine that continually reshaped the empire.

7 Points 3 Quotes historical geographyfrontier governance