The papacy, an institution stretching back nearly two millennia, represents one of history's longest unbroken lines of ...

Gregory VII: This Gregory was one of the 16 men by that name and is not to be confused with the more famous Gregory the Great. This pope was a reformer, who struggled to deal with the problems of ...

“We didn’t expect an American to be Pope,” Gregory Treverton, a USC Professor, said. Treverton is a professor of international relations at the University of Southern California and a former ...

For many centuries, new popes tended to choose the name of the pope who had elevated them to cardinal. John was the most popular, chosen by 23 popes, followed by Benedict and Gregory, each with 16.