On April 10 and 11, Pope Francis, Archbishop Justin Welby, and Rev. John Chalmers (Church of Scotland) led a retreat for the political and religious leaders of South Sudan. Photo: Servizio Fotografico/Vatican Media. (10 Apr. 2019) + more details

On April 10 and 11, Pope Francis, Archbishop Justin Welby, and Rev. John Chalmers (Church of Scotland) led a retreat for the political and religious leaders of South Sudan. Photo: Servizio Fotografico/Vatican Media. (10 Apr. 2019) + more details

The Revd Dr Will Adam with the Archbishop of Canterbury, Justin Welby. Photo: Lambeth Palace. (2019) + more details

The choir of Hereford Cathedral was invited to join the choir of the Sistine Chapel on the steps of St Peter's, Rome, to sing for the two-hour St Peter's mass on 29 June 2018. The Dean of Hereford Cathedral, the Very Revd Michael Tavinor said: 'We felt today that we were playing our small part for the cause of Christian unity. Those choirboys will be telling their grandchildren about the day they came to Rome and sang for the Pope. It will always be with them'. Photo: Hereford Cathedral. (29 June 2018) + more details

Archbishop Justin Welby addresses the General Assembly of the Conference of European Churches in Novi Sad, Serbia. Photo: Albin Hillert/CEC. (2 June 2018) + more details

A service to mark the 500th anniversary of the Reformation was held at Westminster Abbey, London. From left: the LWF General Secretary Rev. Dr Martin Junge, the Reverend Isabelle Hamley, the Archbishop of Canterbury Justin Welby, the PCPCU Secretary Bishop Dr. Brian Farrell, the Dean of Westminster Rev. Dr John Hall. Photo: Andrew Dunsmore/Westminster Abbey. (31 Oct. 2017) + more details

Pope Francis greets Archbishop of Canterbury Justin Welby during a private audience at the Vatican Oct. 27, 2017. Photo: CNS/L'Osservatore Romano. (27 Oct. 2017) + more details

Pope Francis greets Archbishop of Canterbury Justin Welby during a private audience at the Vatican Oct. 27, 2017. Photo: CNS/L'Osservatore Romano. (27 Oct. 2017) + more details

Archbishop Bernard Ntahoturi is installed as Director of the Anglican Centre in Rome. Photo: ACR. (26 Oct. 2017) + more details

The service concluded with a solemn blessing given together by the Archbishop of Canterbury, Archbishop Bernard and Archbishop Paul Gallagher. Photo: ACR. (26 Oct. 2017) + more details

Archbishop Justin Welby preaches at Ecumenical Vespers at the Oratory of San Francesco Saverio 'del Caravita'. Photo: ACR. (6 Oct. 2016) + more details

Archbishop of Canterbury, Justin Welby, met with IARCCUM at the offices of the PCPCU on October 6, 2016 immediately after his visit with Pope Francis. Photo: ACO. (6 Oct. 2016) + more details

Pope Francis gave Archbishop Justin Welby a replica of the Crozier of St. Gregory the Great. (5 Oct. 2016) + more details

Archbishop Justin Welby and Pope Francis stand together in front of the congregation at the Vespers at San Gregorio al Celio. (5 Oct. 2016) + more details

Archbishop Justin Welby commissions Archbishop Donald Bolen, co-chair of IARCCUM, at the Vespers in San Gregorio al Celio. (5 Oct. 2016) + more details

Archbishop Justin Welby speaking at the symposium at the Gregorian University. (5 Oct. 2016) + more details

Archbishop Justin Welby commissions Archbishop Donald Bolen, co-chair of IARCCUM, at the Vespers in San Gregorio al Celio. (5 Oct. 2016) + more details

Pope Francis and Archbishop Justin Welby entering San Gregorio al Celio for Vespers with the IARCCUM bishops. (5 Oct. 2016) + more details

Pope Francis and Archbishop Justin Welby stop to pray at the throne of St. Gregory during the recessional after Vespers at San Gregorio al Celio. Photo: Rev. Amanda Currie. (5 Oct. 2016) + more details

Pope Francis and Archbishop Justin Welby share a word and embrace during the Vespers at San Gregorio al Celio. Photo: L'Osservatore Romano. (5 Oct. 2016) + more details

Archbishop Justin Welby greeting Bishop John Bauerschmidt during the ecumenical vespers at San Gregorio al Celio. Photo: L'Osservatore Romano. (5 Oct. 2016) + more details

Archbishop Justin Welby and Pope Francis entering San Gregorio al Celio for the ecumenical vespers. Photo: Bishop John Bauerschmidt. (5 Oct. 2016) + more details

Pope Francis greeting Bishop John Bauerschmidt during the ecumenical vespers at San Gregorio al Celio. (5 Oct. 2016) + more details

Final Benediction at the Ecumenical Vespers at San Gregorio al Celio. Photo: Paul Haring/CNS. (5 Oct. 2016) + more details