I'm a historian of the medieval papacy and editor of the forthcoming three volumes of the Cambridge History of the Papacy. So ...
The Pope who ... from a medieval city to a modern metropolis, he has markedly moved away from predecessors who once made all European states west of Russia feel the sway of papal power.
For example, the 686 election of Pope Conon is described in “The Book of Pontiffs,” a medieval collection of short papal ...