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Adapted prose from Wikipedia under CC BY-SA 4.0.
1911 Encyclopædia Britannica — public domain in the United States.
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Set in EB Garamond and JetBrains Mono. Built on Next.js 16 + Postgres 17 with pgvector + Drizzle ORM, deployed to Vercel atop a Neon Postgres branch.

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Alexandria · MMXXVIExplicit colophon · 2026

Person · 1286 CE – 1341 CE

John III, Duke of Brittany

Also known as

Giovanni III di Bretagna
III. Jean
III. Jean de Bretagne
III. János breton herceg
Ivan III. Bretonski
Jan III Dobry

archival plate · John III, Duke of Brittany · placeholder

This entry is a stub. The Library is awakening — a longer account is being written.

Connected to

religionChristianity33 CE
born inChamptoceaux

+ 11 further connections to entries not yet ingested

John III, Duke of Brittany · Alexandria