Vatican City is the smallest country in the world. It is located inside the city of Rome, and its borders are defined by a wall. The country has an area of 44 hectares (108.7 acres), and its population as of 2015 was 842.
The Vatican City is ruled by the Pope, who is the head of the Catholic Church. The Vatican City has its own laws, currency, and postal system. It is also home to the Vatican Museums, which contain some of the world’s most famous artworks.
The Vatican City is a member of the United Nations, and it has diplomatic relations with over 180 countries.