The 7th and first half of the 8th century are generally considered to be the era in which the Tang reached the zenith of its power. ...

Manichaeism is a multi-faceted religion that was founded by Iranian prophet Mani. After a revelation with the angel Eltaum, Mani prepared for 12 years to proclaim himself to the people.

Eastern wall of Cave 33 - late 9th - early 10th century AD