# Nicaea 1700th anniversary (2025)

URL: https://christianity-history.com/timeline/2025-nicaea-1700th-anniversary
Location: İznik, Türkiye
Themes: Papacy

Leo XIV and Patriarch Bartholomew pray at İznik. At this point in the timeline (28 November 2025), the Bishop of Rome was Pope Leo XIV (8 May 2025 – present).

## Why it matters
Nicaea 1700th anniversary mattered because it shaped how Christians understand God, Christ, salvation and the church.

Pope at the time: [Pope Leo XIV](https://christianity-history.com/popes/pope-leo-xiv)

## Sources
- [Wikipedia — 2025 visit by Pope Leo XIV to Turkey and Lebanon](https://en.wikipedia.org/wiki/2025_visit_by_Pope_Leo_XIV_to_Turkey_and_Lebanon)
- [Encyclopaedia Britannica topic lookup — Nicaea 1700th anniversary](https://www.britannica.com/search?query=Nicaea+1700th+anniversary)
- [Wikipedia — Modern Era (period overview)](https://en.wikipedia.org/wiki/Christianity_in_the_20th_century)