High Quality Content by WIKIPEDIA articles! The Diocese of Great Britain and Ireland (Russian: Великобританская и Ирландская епархия) is a diocese of the Russian Orthodox Church Outside Russia (ROCOR), with communities on the territories of the United Kingdom and the Republic of Ireland. The episcopal seat of the diocese is in Richmond. However, since the departure of Bishop Constantine (Essensky) of Richmond in 1985 the diocese has not had a resident bishop. Since then, the diocese has been under the omophor of His Eminence Archbishop Mark (Arndt) of Berlin, who is also bishop of the ROCOR German diocese, the overseer of the Russian Ecclesiastical Mission in Jerusalem, and First Deputy to the President of the ROCOR Synod of Bishops.