325 Religion

Council of Nicaea

The first ecumenical council formulates the creed common to all Christian churches.

What leads to what

Declared chains of causation — debatable, like any reading of history.

Upstream

leads to Edict of Milan 313 Une religion tolérée devient une affaire d’État, qui tranche ses propres querelles.

Meanwhile, elsewhere

Within twenty-five years of 325 — the context national timelines leave out.

5 years later Foundation of Constantinople Greece
12 years earlier Edict of Milan Italy
24 years earlier Traditional foundation San Marino
20 years earlier Diocletian’s Palace Croatia

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Which long period

Periods overlap: they are landmarks, not boxes.

Rome 509 BC – 476 From the Republic to the fall of the Western Empire.

Countries involved

Türkiye

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What was written of it

A day will come when all of you, nations of the continent, without losing your distinct qualities and your glorious individuality, will merge closely into a higher unity, and will form the European brotherhood.

Victor Hugo 1849

Opening address to the Peace Congress, Paris

Translated by the site, not by the author.