Traditionally celebrated between 18 and 25 January (in the northern hemisphere) or at Pentecost (in the southern hemisphere), the Week of Prayer for Christian Unity mobilises countless congregations and parishes around the world.
The head of the World Council of Churches, the Rev Dr Olav Fykse Tveit, has stressed peacemaking and action for justice as key fruits of the Christian gospel.
Migration activists, migrant church leaders and representatives of ecumenical groups from Africa, Europe and the Middle East have been meeting this week.
Ecumenical Patriarch Bartholomew I says there must be respect for the “inherent rights of all human beings and their aspiration and rights of religious freedom."