US Orthodox leaders call for alignment of Easter with Catholics and Protestants to honor Nicaea and strengthen Christian unity worldwide.

At the conclusion of his fourth day in Bavaria, Pope Benedict XVI prayed with members of Germany’s Orthodox and Protestant community. Leading a Vesper service at Regensburg’s Cathedral, the Pontiff ...

VATICAN CITY — The Vatican will host a discussion inside St. Peter’s Basilica next month between a Catholic, a Protestant, and an Orthodox theologian on the primacy of Peter. Cardinal Gianfranco ...

Pope Francis expressed hope for “reconciled differences” between Catholic, Orthodox, and Protestant Christians during his Wednesday general audience, reflecting on the centuries-old “Filioque” dispute ...

The date of Easter is tied to Passover and the lunar calendar, a formula set by church leaders nearly 1,700 years ago.

Catholic and Orthodox Christians -- and a few Protestants, too -- will celebrate Tuesday the taking up of Jesus' mother from earth to heaven. The Western church refers to it as the Solemnity of the ...

Shared responsibility and the exercise of authority as a service are both essential for the life and unity of the church, said members of the international Catholic-Orthodox dialogue. "The church is ...

The Vatican has issued a letter asking Catholic bishops to invite local Orthodox and Protestant leaders to participate in the diocesan stage of the two-year process leading to the 2023 Synod on ...