Analysis of information sources in references of the Wikipedia article "Qiu Chuji" in English language version.
In 1227 Chingiz decreed that all priests and persons of religion in his empire were to be under Ch'ang Chun's control and that his jurisdiction over the Taoist community was to be absolute. On paper, at least, no Taoist before or since has ever had such power. It did not last long, for both Chingiz and Ch'ang died that same year (1227).
Chang Chun: The greatest living adept of Tao when Genghis Khan conquered China; the Great Khan summoned him to his field headquarters in AFghanistan in AD 1219 and was so pleased with his discourse that he appointed him head of all religious life in China.
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