Whenever the enemy approached the wall, he said, they fled without putting up any.
Are There Any Threats To The Great Wall Of China. There was once a rumor that the great wall can be seen from space. There were two defensive lines in the wei state:
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We don't know exactly how long the great wall is. Did the great wall protect china? The work was done by enormous numbers of forced labourers and many of them died during the process.
There are even portions of the great wall that are natural barriers, like rivers or high mountains.
The great wall of china is an ancient series of walls and fortifications, totaling more than 13,000 miles in length, located in northern china. The primary threat to the chinese came from the northern neighbors. Natural factors that have negatively affected the great wall include thousands of years of sunshine. The most relentless enemy is.