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Why did some bishops oppose defining papal infallibility in 1870?
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Pius IX
Pius IX is the longest-reigning pope in the history of the Roman Catholic Church. His pontificate lasted from 1846 to 1878.
During the First Vatican Council in 1870, many bishops opposed the formal definition of papal infallibility for several key reasons:
- Inopportuneness: Many opponents argued that defining the doctrine was "inopportune." They believed it would unnecessarily widen the breach between the Roman Catholic Church and modern society, potentially fueling further anticlericalism and conflict with secular states.12
- Ecclesiological Balance: Critics felt that defining the pope's authority in isolation presented a one-sided view of the church. They maintained that while the pope possessed powers directly from God, bishops also held ordinary jurisdiction of divine origin. They argued that papal power should not be defined without reference to the broader, collaborative nature of the church's authority.1
- Historical Concerns: Some opponents pointed to historical instances where popes were accused of teaching heretical doctrines, such as the case of Honorius I, as evidence against the proposed dogma.3
Despite this strong opposition from German, French, and U.S. bishops, the Ultramontane party—supported by Pius IX—successfully pushed for the definition, which was ultimately promulgated in the constitution Pastor aeternus.12