About us
The Exsurge Domine ETS Foundation, under the patronage of Archbishop Carlo Maria Viganò, supports priests, religious and laypeople persecuted for their fidelity to Catholic Tradition, and safeguards and promotes the traditional liturgy.
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Collegium Traditionis
The Foundation's first project: priestly formation according to Tradition, on the Tridentine model, in a 1538 hermitage near Viterbo to be restored and returned to worship.
Discover the projectRecent writings
Signum magnum apparuit in cælo
19 August 2026
Signum magnum apparuit in cælo: mulier amicta sole, et luna sub pedibus ejus. A great sign appeared in the sky: a woman clothed with the sun, with the moon under her feet. Rev 12:1 On this holy day…
TU HONORIFICENTIA POPULI NOSTRI
19 August 2026
Signum magnum apparuit in cælo: mulier amicta sole, et luna sub pedibus ejus. A great sign appeared in the sky: a woman clothed with the sun, with the moon under her feet. Rev 12:1 On this holy day…
DILIGIS ME?
13 July 2026
Si diligis me, pasce oves meas. Non enim pascit oves qui non diligit Christum. Mercenarius est qui non diligit, sed suum quærit, non quæ Jesu Christi. If you love me, feed my sheep. For he who does…
Archbishop Viganò's books
Homilies, meditations and essays on Catholic Tradition, available on Amazon.
Mass Intentions
Request the celebration of Holy Masses according to your intentions — a single Mass, a Novena or a Gregorian Trental — entrusted to priests faithful to Tradition.
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