| 释义 |
Ubi Primum may refer to : - Ubi primum (1823) is an encyclical of Pope Leo XII on his assuming the pontificate.
- Ubi primum (1847) is an encyclical of Pope Pius IX to the abbots, provincial superiors, and the heads of the Christian religious orders about discipline in religion.
- Ubi primum (1849) is an encyclical of Pope Pius IX to the bishops of the Catholic Church asking them for opinion on the definition of a dogma on the Immaculate Conception of the Virgin Mary.
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