In 1644, northern Manchu clans overthrew the Ming to establish the Qing dynasty, incorporating Mongolia as well, Thus, for the second time, China was ruled by the very people the wall had tried to keep out.
Em 1644, os clãs manchus do norte derrubaram os Ming e instituíram a dinastia Qing, incorporando também a Mongólia. Assim pela segunda vez, a China foi governada pelas pessoas que a muralha tinha tentado deter.