Great Britain of Wales, which follows Calvinistic Methodism, is the largest denomination in Wales. There are other non-conformist minorities, such as Baptists, Quakers, the United Reformed Church (a union of Congregationalists and English Presbyterians), Unitarians. The first patron saint of Great Britain was Saint Alban. He was the first Christian martyr dating from the Romano-British period, condemned to death for his faith and sacrificed to the pagan gods. In more recent times, some have suggested the adoption of St Aidan as another patron saint of Britain. From Ireland, he worked at Iona amongst the Dál Riata and then Lindisfarne where he restored
St Edmund, King and Martyr in 1917. The church was designated a Grade I listed building on 4 January 1950. Rectors of the church have included Thomas Lyndford, chaplain in ordinary to George I, and Jeremiah Milles, president of the Society of Antiquaries. After the Great War, Studdert Kennedy was given charge of St Edmund, King and Martyr. He moved to work for the Industrial Christian Fellowship, for whom he went on speaking tours of Britain. It was on one of these tours that he was taken ill. He died in Liverpool in 1929, exhausted at the age of 45, and poor people flocked to