His visit resulted in a very valuable and important cultural exchange in which he was introduced to a complete navigation diary of the Silk Road to the Tang court, which was very useful for him and significant because there was a military conflict between Tibet and the Tang, making overland travel difficult.

Discoveries

The Northern Silk Road had many things discovered on it, and one of these things is the paintings on Buddhist cave temple. In the early 12th centuries many countries lead research journeys following the northern

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