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Adapted prose from Wikipedia under CC BY-SA 4.0.
1911 Encyclopædia Britannica — public domain in the United States.
Imagery via Wikimedia Commons; per-image attribution on each entry.

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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 Mecklenburg · Alexandria

Person · 1417 CE – 1477 CE

Henry IV, Duke of Mecklenburg

Also known as

Enrico IV di Meclemburgo-Schwerin
Enrique IV
Enrique IV de Mecklemburgo
Harri IV
Heinrich IV
Heinrich IV (Mecklenburg)

Image illustrating Henry IV, Duke of Mecklenburg — archival plate · Wikimedia Commons · Henry IV, Duke of Mecklenburgsee Wikimedia Commons

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

Connected to

citizen ofGermany1949 CE
father · child ofJohn IV, Duke of Mecklenburg1370 CE
sibling · sibling ofJohn V1418 CE
child · father ofJohn VI, Duke of Mecklenburg1439 CE

+ 6 further connections to entries not yet ingested

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CC BY-SA 4.0