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The Great Wall Of China provided protection to economic development and cultural progress. It safeguarded trading routes and secured transmission of information and transportation.
asianhistory.about.comQin Shi Huang was the first emperor of a unified China. He is famous for the terracotta army that is buried with him, as well as for beginning construction on the Great Wall of China.
Most dynasties used natural-wall features to their maximum advantage. Most of the wall was made up along the Himalayan Mountain Range.