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1179
Anno Domini

Ecumenical Council

Council of Lateran III

March 1179 Rome (Lateran Basilica) Convoked by: Pope Alexander III 302 bishops 27 canons
Ecumenical Council — Universally Recognised
27Canons
Section I

The Crisis that summoned Council of Lateran III

The apologetic argument: Established the two-thirds majority rule for papal elections (still in force). Condemned the Cathars and Waldensians. Addressed abuses in pluralism, simony, and the minimum age for bishops.
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