On January 27, 2023, an ecumenical prayer service for the unity of Christians was held at the Cathedral of the Holy Trinity of the Metropolis of Chalcedon in Istanbul, reports fosfanariou.gr.
At the invitation of Metropolitan Emmanuel of Chalcedon, the head of the OCU, Epiphanius Dumenko, took part in the prayer service.
The report notes that, in addition to the OCU and the Church of Constantinople, representatives of the Roman Catholic Church and other confessions of Turkey took part in the ecumenical prayer service.