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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

Henry IV, Duke of Brunswick-Grubenhagen · Alexandria

Person · 1460 CE – 1526 CE

Henry IV, Duke of Brunswick-Grubenhagen

Also known as

Enrique IV de Brunswick-Grubenhagen
Heinrich IV
Heinrich IV von Braunschweig-Grubenhagen
Heinrich IV.
Heinrich IV. von Braunschweig-Grubenhagen
Heinrich IV. von Braunschweig-Grubenhagen

archival plate · Henry IV, Duke of Brunswick-Grubenhagen · placeholder

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

Connected to

citizen ofHoly Roman Empire962 CE

+ 6 further connections to entries not yet ingested