He disapproved of papal infallibility because this would mean more power to Pius IX. This can add up to the papal's international political influence and leadership. Papal political interventions have already been done in some events. It<span> would give an exemption to the papal's mistakes that according to Catholics were sacred reasons. Furthermore, they consider the papal teachings are infallible. </span>
The rise of christianity in the Roman Empire was different to that of medieval Europe.
In the Roman Empire, christians were persecuted at the beginning and very slowly increased the amount of people who believed in their god. However, as time passed, more and more people identified themselves as belonging to the christian religion.
In medieval Europe on the other hand, christianity became popular much faster, as there was not that much opposition, compared to the times of Roman empire.
