Permanent claim record · Detroit, Michigan
The Detroit Lions' most recent NFL league championship remains the 1957 title, before the Super Bowl era.
Verified\u00b7 2026-07-16 | Predicate | trivia.fact |
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| Subject | Detroit, Michigan (place) |
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| As of | 2026-07-16 |
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| Status | Verified |
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| Source | NFL Football Operations — Detroit Lions Team History (trust 9.8/10) |
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| Reference | https://operations.nfl.com/learn-the-game/nfl-basics/team-histories/national-football-conference/north/detroit-lions/ |
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| Document hash | pending evidence-pack link |
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| Provenance chain | primary_source_verification |
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| Claim ID | 77847f70-c65e-433d-8bb2-a69f5a2b9f71 |
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Raw value (vault-stripped)
{"tags":["detroit","lions","championship"],"text":"The Detroit Lions' most recent NFL league championship remains the 1957 title, before the Super Bowl era.","as_of":"2026-07-16","category":"history","provenance":{"batch_id":"archive2-reverse-board-michigan-2026-07-16-v1","checked_at":"2026-07-16T16:00:00Z","source_url":"https://operations.nfl.com/learn-the-game/nfl-basics/team-histories/national-football-conference/north/detroit-lions/","source_span":"NFL Football Operations lists Detroit's 1935, 1952, 1953, and 1957 league championships and no Super Bowl titles.","evidence_tier":"T1","staged_claim_id":"30d55206-43ca-4f12-9f93-e09bbaec8856","source_claim_number":35013,"reconciliation_policy":"terminal_archive_audit"}}