In 1075 he caused the investiture of ecclesiastica dignitaries by secular potentates of any degree to be condemned These two reforms, striking at the most cherished privileges ant most deeply-rooted self-indulgences of the aristocratic caste ii Europe, inflamed the bitterest hostility.
In the pontificate of Clement XIII they ruled the Vatican, and almost succeeded in embroiling the pope with the concerted Bourbon potentates of Europe.
His proposal to reinstate Leopold and the pope with Piedmontese arms, so as to avoid Austrian intervention, was rejected by both potentates, and met with opposition even in Piedmont, which would thereby have forfeited its prestige throughout Italy.
They liked to consider themselves as the Lord's anointed, placed high above all ordinary mortals even of the most exalted rank; and when Constantinople fell into the hands of the infidel they began to imagine that, as the most powerful potentates of the Eastern Orthodox world they were the protectors of the Orthodox faith and the political heirs of the East Roman emperors.
The greater part of the territory was formally incorporated into the empire, and the petty potentates, such as the khan of Khiva and the amir of Bokhara, who were allowed to retain a semblance of their former sovereignty, became obsequious vassals of the White Tsar.
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