Category: Magisterium of Leo XIII

After the election of Pope Leo XIV, Thomas Mirus decided to explore the key teachings of the new pope's namesake, Leo XIII.

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Leo XIII’s condemnation of liberalism

Leo XIII's Libertas is an essential encyclical to understand where the West has gone wrong. It contains the Church's doctrine on true liberty, as well as her condemnations of liberalism and unconditional freedom of worship and speech.

Leo XIII on the restoration of Christian philosophy

This is the first in a series of articles surveying the great encyclicals of Pope Leo XIII. In his third encylical, Aeterni Patris, Leo launched the Thomistic revival with a call for the restoration of Christian philosophy, which was then in a state of disrepair.

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