Making sense of the past --
The purpose of the Great Wall of China, the monumental fortification separating China from Mongolia, was not especially to keep out the Huns from the north. The Huns could easily find places along the stretch that they could scale with ladders. But they couldn't get their horses across. Without their horses, they weren't very effective conquerors.

The purpose of the Great Wall of China, the monumental fortification separating China from Mongolia, was not especially to keep out the Huns from the north. The Huns could easily find places along the stretch that they could scale with ladders. But they couldn't get their horses across. Without their horses, they weren't very effective conquerors.

