EncyclicalQuo graviora
On secret societies
by Pope Leo XII (1826.03.13)
Motu ProprioL’olio oggetto
Regulating the use of oil during Lent
by Pope Leo XII (1826.06.21)
Lent
Apostolic ExhortationPastoris æterni
Beseeching anti-concordatarians to re-enter into communion with the Catholic Church
by Pope Leo XII (1826.07.02)
France
Motu ProprioI gloriosi Nostri
by Pope Leo XII (1826.11.14)
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