Francis I feared that this event would strengthen Holy Roman Emperor Charles V.
Francis I feared that this event would strengthen Holy Roman Emperor Charles V. Assembled by Pope Paul III, it affirmed the doctrine of transubstantiation, condemned Luther's omissions from the Bible in his translation, and standardized the Catholic Mass. However, it was mostly concerned with the Protestant Reformation. For 10 points, name this important 1545 ecumenical council, which saw the condemnation of Protestantism and the climax of the Counter-Reformation.
Francis I feared that this event would strengthen Holy Roman Emperor Charles V.
Council of {Trent}