Pope Leo XIV joined the Ecumenical Patriarch Bartholomew I by a lake an few hours from Istanbul on Friday afternoon in a ceremony to mark the 1700th anniversary of the Council of Nicea.

In 325 A.D. about 300 bishops gathered their to seek unity with in the various groups of Christians. Among the decisions, they came up with the Nicene Creed which is a profession of faith that millions of Christian faithful around the globe still use today.