Walled city-state enclaved within Rome; sovereign territory of the Holy See and seat of the Catholic Church, created by the 1929 Lateran Treaty.
Narrative history of the papacy, the institution behind the Vatican/Holy See.
Era/regional context: Pulitzer-winning account of the relationship that produced the 1929 Lateran Treaty creating Vatican City; directly explains the polity's founding.
Era/regional context: a near-contemporary scholarly study of the Lateran settlement and Church–State relations in the Fascist period that gave rise to the Vatican City State.