King Charles and Pope Leo have become the first British monarch and pontiff to pray together at a church service in at least five centuries.
The historic moment in the Sistine Chapel was planned as part of a royal visit to the Vatican by King Charles and Queen Camilla.
Clergy and choirs from both the Catholic Church and the Church of England were brought together for the service, which was seen as a symbolic display of unity.
A spokesperson for King Charles said a stronger relationship between the two branches of Christianity was a "bulwark against those promoting conflict, division and tyranny".
The Church of England broke away from the Catholic Church during the 16th century, and became its own branch of Christianity.
While members of the royal family travelled to the Vatican on sev