How did the Vatican City get the status of a country?

To keep this short it is mainly because of this man Benito Mussolini, the then Prime minister of Italy who made a pact with Pope, a small deal basically and declared this Vatican a country by itself. read more

Also he imposed imprisonment upon himself in the Vatican. The Kingdom decided not get rid of Pope in order to avoid religious conflicts but to wait him out. This never happened and one by one Popes changed and Vatican city remained as a home for Popes. read more

Vatican Radio, the Vatican Television Center, and L'Osservatore Romano are organs not of the Vatican State but of the Holy See, and are listed as such in the Annuario Pontificio, which places them in the section"Institutions linked with the Holy See", ahead of the sections on the Holy See's diplomatic service abroad and the Diplomatic corps accredited to the Holy See, after which is placed the section on the State of Vatican City. read more

Yes, the Vatican City is home to approximately 920 full-time residents who maintain passports from their home country and diplomatic passports from the Vatican. Thus, it is as though the entire country is composed of diplomats. read more