---
title: "Holy Equal-to-the-Apostles Emperor Constantine the Great"
description: "Roman emperor who granted freedom to Christianity by the Edict of Milan (313); convened the First Ecumenical Council at Nicaea (325); founded Constantinople…"
url: "https://spas.life/en/orthodoxy/history/saints/constantine"
language: "en"
---

# Holy Equal-to-the-Apostles Emperor Constantine the Great

Life dates

c. 272 – 337

Region

Roman Empire; Constantinople

Canonization

Universal veneration (saint of the undivided Church / whole Orthodox Church)

## Short life

Roman emperor who granted freedom to Christianity by the Edict of Milan (313); convened the First Ecumenical Council at Nicaea (325); founded Constantinople. Baptized shortly before death.

[Full life](https://spas.life/en/orthodoxy/history/history-councils)

## Related

- Holy Equal-to-the-Apostles Emperor Constantine and his mother Helena