Military Defense System of China Great Wall
Military Defense System of China Great Wall is the most unique part of the Great Wall Construction. The Great Wall is the greatest military defense project in the world. That is the main reason for why was the Great Wall of China Built. Join our Great Wall Travel and explore more about Great Wall Construction. The Great Wall is the greatest military defense project in the world. It is not a simple and isolated frontier wall. The military defense thought embodied in the Great Wall has an important position in the history of military development.