After an apparently successful attempt to enforce the baptism of all Jews and Montanists in the empire (722), Leo issued a series of edicts against the worship of images (726–729).
Tras un intento, aparentemente acadado, de obrigar ao bautismo de todos os xudeus e montanistas do Imperio (722), León decretou unha serie de edictos contra o culto das imaxes (726-729).