to protect china from foreign countys lol
No. The reason it is called the "Great Wall of China" is that it is located in China.
Main landmark is The Great Wall Of China.
to prevent mongolian barbarians from entering china
to keep invaders out
It depends on the side you are facing, however, China is south of the Great Wall, as the Great Wall's main objective was to keep the Mongolians out of China and Mongolia is north of China.
Chinese.
to prevent mangols from entering china
It was built to protect China from Mongolian invaders.
so they can defend their enemy
The Great Wall of China was built by Chinese peasants in a time of war in an attempt to keep out the invading Mongolians.
The great wall of China is not near Hong Kong. It is located on main land China, which Hong Kong is an island.
The Great Wall of China was build by the farmers that Hanfieliz damanded that they build. Part of the reason for its present day condition is the addition of rice flour to the cement.