NYSAC, NBA, and The Ring heavyweight titles · 10 rounds

Jack
Roper
VS
Joe
Louis

Louis · KO 1/10

Apr 17, 1939 · Wrigley Field, Los Angeles, 🇺🇸

Roper going in—

Louis going in37-1-0

Confirmation✓ one source

MethodKO

Round1 of 10 · 2:20

TitleNYSAC, NBA, and The Ring heavyweight titles

NotesЧемпион мира в тяжёлом весе (6-я защита Луиса).

Sources

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Joe_Louis

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Wikipedia (ru)
side b · observed 2026-10-12
ru.wikipedia.org/wiki/Луис,_Джо

✓