Ahead of his upcoming Apostolic Journey to Türkiye, Pope Leo issues the Apostolic Letter ‘In unitate fidei’ on the 1700th Anniversary of the Council of Nicaea, broken down into 12 points, with the hope of “encouraging the whole Church to renew her enthusiasm for the profession of faith.”
You can read more here: https://www.vaticannews.va/en/pope/news/2025-11/pope-leo-issues-apostolic-letter-in-unitate-fidei-on-nicaea.html
“The Nicene Creed….offers us a model of true unity in legitimate diversity.”
“We must therefore,” he said, “leave behind theological controversies that have lost their raison d’être in order to develop a common understanding and even more, a common prayer to the Holy Spirit, so that he may gather us all together in one faith and one love.”
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