Alliance Dubrawaka dies and the Polish-Czech alliance erodes
Dubrawaka dies & the Polish-Czech alliance erodes
Permanent historical records · Updated 2026-11-03
977 in Poland
Explore 1 historical events and records for Poland in 977.
Historical records for Poland in 977
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1Unique records
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Other events (month unknown)
How these records were prepared
Generated from the World History Database historical_events table. Identical display records are collapsed; descriptions otherwise retain the stored text. Coverage and source quality vary. Check primary and specialist sources before citing individual historical claims.