Caritas in Veritate

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Vatican link to English Caritas in Veritate

Universal primacy

Pope: Other Christians not true churches

In the latest document — formulated as five questions and answers — the Vatican seeks to set the record straight on Vatican II's ecumenical intent, saying some contemporary theological interpretation had been "erroneous or ambiguous" and had prompted confusion and doubt.

Here is the Vatican link to this document:

CONGREGATION FOR THE DOCTRINE OF THE FAITH

RESPONSES TO SOME QUESTIONS REGARDING CERTAIN ASPECTS
OF THE DOCTRINE ON THE CHURCH