Demographics over time · Azerbaijan SSR · share of population Open full view ↗
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0%25%50%75%100%EVENTSArmenianAzerbaijaniRussian18971926193919591970197919891920atrocity ×21923event1936event1937atrocity1989blockade

Soviet republic with an autonomous contradiction

The Azerbaijan SSR was proclaimed after the Red Army entered Baku in April 1920. It inherited oil, a Muslim national movement, border disputes with Armenia and Georgia, and the unresolved status of Karabakh and Nakhichevan. Soviet power preserved Azerbaijan as a union republic while placing the Armenian-majority Nagorno-Karabakh Autonomous Oblast inside it.

That arrangement gave Soviet Azerbaijan territorial continuity in law but not political calm. NKAO's Armenian majority repeatedly petitioned for transfer to Soviet Armenia, while Azerbaijani authorities treated the oblast as an internal autonomy whose demands threatened republican integrity. Saparov's archival account shows that the autonomy was a compromise among Bolshevik power, Azerbaijani pressure, Armenian claims and Turkish diplomacy, not a purely ethnographic solution Saparov.

The Azerbaijan SSR also contained large Armenian communities outside NKAO, especially in Baku, Sumgait and Kirovabad/Ganja. Those communities largely disappeared during the violence and flight of 1988–90. Azerbaijani communities in Armenia disappeared in the same period, and Azerbaijani displaced people from the surrounding districts followed in 1992–94. The late Soviet republic therefore collapsed not into two clean successor states but into reciprocal uprooting, with NKAO as the trigger and Soviet borders as the legal frame. editorial

YearPeopleSharePopulationSource
1897Armenian18%, Central Statistical Committee, Russian Empire
1897Azerbaijani60%, Central Statistical Committee, Russian Empire
1897Russian7%, Central Statistical Committee, Russian Empire
1926Azerbaijani62%, Central Statistical Administration, USSR
1926Armenian12%, Central Statistical Administration, USSR
1939Azerbaijani58%, Soviet Union Central Statistical Directorate
1939Armenian11%, Soviet Union Central Statistical Directorate
1959Armenian12%, Soviet Union Central Statistical Directorate
1959Russian13%, Soviet Union Central Statistical Directorate
1959Azerbaijani67%, Soviet Union Central Statistical Directorate
1970Armenian10%, Soviet Union Central Statistical Directorate
1970Azerbaijani73%, Soviet Union Central Statistical Directorate
1979Russian8%, Central Statistical Administration, USSR
1989Armenian6%, Goskomstat, USSR
1989Azerbaijani83%, Goskomstat, USSR
YearEventKind
1920Soviet takeover of Azerbaijanmilitary_operation
1920Ganja uprisingbattle
1923Formation of the Nagorno-Karabakh Autonomous Oblastdeclaration
1936Soviet Constitution of 1936 codifies NKAO and Nakhichevandeclaration
1937Stalinist purges in Soviet Armenia and Azerbaijanmassacre
1989Azerbaijani rail and gas blockade of Armeniablockade