The pope is the ruler of Vatican City (which is a country).
No, it is a monarchy ruled by the Bishop of Rome, namely the Pope.
No, Rome is ruled by the Italian government. Only Vatican City is ruled by the pope.
Yes, the Vatican is a principality ruled by the Pope who is a lay prince or an elected theocratic monarchy.
St. Peter ruled for about 35 years followed by Pope Pius XI who ruled for 32.
The Papal States were ruled by the pope.
Vatican City has only been an independent country ruled by the pope since the Lateran Treaty was signed in 1929.
Pope Gregory IV ruled from 827 to January 844.
Pius XII was pope from 1939-1958.
After Saint Peter, Pope Pius IX ruled the longest - 31 years, 236 days.
Pope Valentine (Valentinus) was the 100th pope and ruled for one month in the year 827.
The Pope only ruled the Vatican city ,but he has a power over all the city that the Roman Catholic church exist.
Pope Siricius who ruled from December 11, 384, to November 26, 399.