The Second Council of Nicaea concluded under Irene's regency restoring the veneration of icons.
Concluding on August 24, 787, the Second Council of Nicaea saw the veneration of icons restored in the Byzantine Empire under the leadership of Empress Irene. This council was pivotal in reversing the iconoclast policies of previous emperors, thereby resolving a significant religious conflict that had divided the empire. By endorsing the council's decisions, Irene strengthened her position among the clergy and affirmed her commitment to Orthodox practices, significantly influencing the cultural and religious landscape of Byzantium.