Anti-Armenian pogroms in the Azerbaijani industrial city of Sumgait kill at least 26 Armenians by the official count — with higher estimates — days after the NKAO vote. Soviet troops restore order late; most of the city's Armenian population flees.
Conflict coverage · South Caucasus
Sumgait pogrom
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Why it mattersSumgait set the conflict's violent pattern and its psychology: for Armenians it fused the Karabakh question with survival, and it began the mutual population flight that unmixed both republics before full war started.
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2 records that this event names, or that name it. Every one is an explicit reference in a published record — nothing here is inferred from subject matter.
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This is one entry in the Caucasus timeline. The full Key Events surface carries every dated turning point with its filters and its essential subset, and this event in place shows what came before and after it. How Vigil grades, dates and sources its claims is set out in the methodology.