Summary

P. V. N. Myers A General History for Colleges and High Schools…

But if the misfortunes of Rome tended to the enhancement of the reputation and influence of the Roman bishops, much more did the final downfall of the capital tend to the same end. Upon the surrender of the sovereignty of the West into the hands of the emperor of the East, the bishops of Rome became the most important persons in Western Europe, and being so far removed from the court at Constantinople, gradually assumed almost imperial powers.
Source: Wikisource

P. V. N. Myers A General History for Colleges and High Schools…

The first theory was the impracticable dream of lofty souls who forgot that men are human. Christendom was virtually divided into two hostile camps, the members of which were respectively supporters of the Imperial and the Papal theory. The most interesting and instructive chapters of mediæval history after the tenth century are those that record the struggles between Pope and Emperor, springing from their efforts to reduce to practice these irreconcilable theories.
Source: Wikisource

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