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Nicaea 2025 Festival

A festival of art, music, talks and pilgrimage is to be held in Shrewsbury in May and June. This will mark 1,700 years since one of the most important events in the history of the Christian Church.

The ‘Nicaea 2025’ festival will celebrate the anniversary of the first Council of Nicaea, held in 325AD, which formulated the Nicene Creed, the core declaration of faith that lies at the heart of Christian belief.

The Greek Orthodox Archdiocese of Thyateira and Great Britain chose Shrewsbury to host its national celebrations because the town’s Orthodox Church is thought to be the only church in Western Europe dedicated to the ‘318 Holy Fathers of Nicaea’.  


May 23, 2025 - Jun 07, 2025

Eternal Light: Exhibition of Holy Icons

Explore the sacred beauty of icons at this unique exhibition, with special evening openings and insightful talks by renowned iconographer Aidan Hart.
May 25, 2025

A Concert of Ancient Music

Join us for a once-in-a-lifetime evening of sacred music, as the Chronos Ensemble and the Mosaic Choir revive the ancient melodies of the early Christian Church.
May 03, 2025

Open Day at 318 Holy Fathers

A day of pilgrimage to the only church in the UK dedicated to the Fathers who participated in the council.
Jun 01, 2025

Ceremonial Celebrations

The Patronal Feast of the community with His Eminence Archbishop Nikitas followed by a lunch reception.
Jun 21, 2025

Symposium

Commemorating the 1700th anniversary of the First Ecumenical Council of Nicaea, featuring Fr. John Behr examining its profound impact on Christian history.
 

Other Events

In the lead up to the 1700th Anniversary celebrations we will be holding additional liturgies and festal services in honour of the saints who participated.

Nicaea 2025 FAQ

What is Nicaea 2025?

Nicaea 2025 marks the 1700th anniversary of the world’s first Ecumenical Council. Held in 325 AD, the Council of Nicaea brought together 318 bishops to affirm the Apostolic Faith and define the Church’s belief in the triune God, as expressed in the Nicene Creed.

Why is the Council of Nicaea important?

The Council of Nicaea (325 AD) was the first ecumenical council of the Christian Church and remains one of the most significant events in Christian history. Convened by Emperor Constantine the Great, the council played a crucial role in addressing the Arian controversy, affirming the divinity of Christ, and establishing theological unity within Christianity.
You can learn more about the history of the Council of Nicaea here.

Why is Shrewsbury Orthodox Church hosting the UK’s Nicaea 2025 celebrations?

As the Greek Orthodox Church of the 318 God-bearing Fathers in Shrewsbury, we hold a unique honour as the only parish in the United Kingdom—and possibly all of Western Europe—dedicated to the Holy Fathers who courageously defended the faith at the Council of Nicaea in 325 AD.

I’m not an Orthodox Christian, can I still attend these events?

Yes! The Nicaea 2025 celebrations are open to everyone, regardless of religious background. This historic anniversary is a moment of unity and we warmly welcome all who wish to participate in the events and experience the rich history and significance of the Council of Nicaea.