History Two thousand years, connected.

Explore Christian history across regions and traditions. Begin with a person, place, event, idea, or question—then follow the evidence and relationships outward.

Follow a connectionHow did Christianity move east?

Trade routes, Syriac texts, monasteries, translators, and local communities across Asia.

Open the journey →

1643+ connected profiles29 collectionsMultiple Christian traditionsEvidence and editorial standards →

Choose a time

Each era opens its people, places, events, and primary sources.

30–325OriginsJesus movement to Nicaea 325–600Imperial worldsCouncils, cities, and creeds 600–1054Connected seasAfrica, Asia, and Europe 1054–1517Medieval worldsSchools, missions, and reform 1517–1800ReformationsConfessions and expansion 1800–TodayGlobal ChristianityRenewal, migration, and change

Start here · 5 sources

First Council of Nicaea

First Council of Nicaea opens a focused path through Christian history: the imperial council that addressed the controversy around Arius, confessed the Son as homoousios with the Father, issued disciplinary canons, discussed Pascha, and became ecumenical through a long and contested history of reception

From c. 325Nicaea and the Roman EmpireSource-guided profile

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Guided journey · 7 stopsChristianity Across Africa

Ancient communities, local traditions, mission encounters, independence, and global growth.

Historical question · evidence firstHow was the Bible formed?

Manuscripts, canons, liturgy, translation, and regional reception.

World lens · connected routesChristianity Along the Silk Roads

Syriac texts, monasteries, translators, merchants, and local communities across Asia.

Browse the whole of History

29 collections, grouped into four understandable doors.

People & places

Ideas & practices

Texts & culture

Change & connection

Build careful history together

Every strong article begins with visible evidence.

Read editorial standards, suggest a focused correction, add a claim-level source, or discuss what the surviving record can establish.

Contribute Editorial standards