Agustín de Cazalla (Agustín de Cazalla Vivero) (c. 1510-1559). Spanish clergyman and member of the Lutheran group of Valladolid. Emperor Charles V appointed him as his chaplain in 1542, taking Cazalla with him the following year to Germany and Flanders, where he preached against heretics with such vigour and zeal that he was admired by all Catholics. The Inquisition imprisoned him on charges that he had been a vocal advocate of Protestant ideas, founding a Protestant group in Valladolid (Castile, Spain). He was subjected to a trial controlled at all times by the Inquisitor General Fernando de Valdés. Cazalla denied all the charges against him, until in the torment he declared that he had turned away from the Catholic religion, saying that he was willing to return to the thinking of the Church if he was allowed to abjure with penance in a public process. The inquisitors flatly refused and condemned him to death. Once in the burner, Cazalla addressed his friends, exhorting them to abando