Kings are the ruler of that country. Popes are the head of the Roman Catholic Church.
the popes had more power over the kings
well everyone because popes had more authority than kings.
Kings and Popes... I believe. (:
Popes are the head of the Catholic Church and chosen by the church. Kings are people who inherit the crown through family members.
The Vatican does not have kings, it has popes.
Nobles
Emperors and kings disagreed with the Popes over who should appoint bishops. The disagreement lead to the Investiture controversy.
Alexander
No pope has been a king. However, since the Vatican became an independent country in 1929 he is considered as the monarch, or sole ruler, of the city/state.
Yes it did, such as multiple popes and kings
The Crusades.
the goverment