With an area of 49 hectares (121 acres)[c] and as of 2023 a population of about 764, it is the smallest state in the world both by area and by population. It is also the second-least populated capital in the world. As governed by the Holy See, Vatican City State is an ecclesiastical or sacerdotal-monarchical state ruled by the Pope, who is the bishop of Rome and head of the Catholic Church.
