It is worth noting that the north line of the Silk Road was opened also at the beginning of the 1st century AD.

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It was an important point in both systems to build a military road along the limes, as well as a row of beacon towers in a strict sequence. Also the military centers and bigger forts are similar in the Roman and in the Chinese constructions.

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The Chinese Empire seems to be interested in Western connections, at least in Central Asia.

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