This raucous meeting, which took place exactly 1700 years ago, was one of the most important in Christian history.

Anglican Church of Canada faces steep decline, projecting no members by 2040. Leaders focus on activism and efficiency, but critics say collapse stems from deeper cultural and doctrinal issues.

This year, the universal Church celebrates the 1,700th anniversary of the Council of Nicaea, the first ecumenical council ...

The 381 Council of Constantinople solidified Trinitarian doctrine, affirmed the Holy Spirit’s divinity, and reshaped the ...

Constantinople fell, and Emperor Constantine XI’s sacrifice marked the end of an era and a legacy of faith and defiance.

This month, 1,700 years ago, was one of the most significant and consequential events in all of Church history.

COMMENTARY: The first ecumenical council made a landmark profession of Christ’s divine identity that continues to anchor the ...

Over and over again, Christians have found themselves on the wrong side of history, initially using biblical interpretation to defend practices that later generations recognize as morally indefensible ...

Istanbul marked the 1,700th anniversary of the First Council of Nicaea, the groundbreaking gathering convened in 325 by ...

The Catholic Church has been here for more than 2000 years. Starting with Constantine the first Roman Catholic emperor during ...