The following is a list of armed conflicts between Armenia and Azerbaijan, including their modern predecessor states. Conflict Start Finish Azerbaijan (and allies) Armenia (and allies) Results NotesArmenian-Tatar War (1905-1907)19051906Caucasian Tatar groupsBUTCHERY IN THE CAUCASUS.; A State of Civil War -- 30,000 Combatants of Various Races The New York TimesArmenian groups ARF membersRussian victory3000 to at least 10000 killedArmenian–Azerbaijani War19181920 Republic of Aras (1918–1919) ArmeniaInconclusiveInconclusive Soviet invasion of Armenia and Azerbaijan, and subsequent victory Sovietization of Armenia and Azerbaijan Disputes over Karabakh and Nakhchivan settled in favor of Soviet Azerbaijan Most of Zangezur gained by Soviet ArmeniaFirst Nagorno-Karabakh War19881994 Armenian Revolutionary FederationArmenian victoryArmenian victory De facto independence of Nagorno-Karabakh Republic and de facto unification with Armenia Armenian occupation of territories surrounding Nagorno-Karabakh2008 Mardakert clashes20082008 AzerbaijanBoth sides claim victoryBoth sides claim victory Azerbaijan removes its troops2010 Nagorno-Karabakh clashes20102010 AzerbaijanAzerbaijan victory2010 Mardakert clashes20102010 Azerbaijan"Armenian, Azerbaijani Clashes Continue In Karabakh." RFE/RL. June 22, 2010. Retrieved June 22, 2010.Inconclusive2012 Armenian–Azerbaijani border clashes20122012 AzerbaijanInconclusive2014 Armenian–Azerbaijani clashes20142014Status quo ante bellumApril War20162016Inconclusive (see aftermath)Inconclusive (see aftermath) Azerbaijan claims victory Armenia claims to have successfully repelled the Azerbaijani offensive The line of contact shifted for the first time since 1994 Azerbaijan captures a territory from 800 hectares (8.0 km2) to 2,000 hectares (20 km2), including 2 heightsGyunnyut clashes20182018Inconclusive See Aftermath sectionInconclusive See Aftermath section Azerbaijan gains between 10 and 15 km2 of land.July 2020 Armenian–Azerbaijani clashes20202020Both sides claim victoryBoth sides claim victory 2020 Azerbaijani protests No territorial changesSecond Nagorno-Karabakh War20202020 (alleged by Armenia) Syrian mercenariesAzerbaijani victoryAzerbaijani victory

Azerbaijan gains control of 72% of Republic of Artsakh territoryArmenia–Azerbaijan border crisis (2021–present)2021OngoingOngoingOngoing Azerbaijan occupies parts of the Syunik and Gegharkunik provinces adjacent to the Armenia–Azerbaijan border: 215 square kilometers (83 square miles) of Armenian territorySeptember 2022 Armenia–Azerbaijan clashes20222022Ceasefire Ceasefire Displacement of 7600 Armenian civilians Occupation of Armenian territory Per Armenia: Azerbaijan occupied 140 km of Armenian territory, advanced 7.5 km deep into Armenian territory towards Jermuk Per Azerbaijan: Azerbaijan captures strategic heights along the border2023 Azerbaijani offensive in Nagorno-Karabakh20232023Azerbaijani victoryAzerbaijani victory Azerbaijan regains control of Nagorno-Karabakh Azerbaijani occupation of parts of Syunik, Vayots Dzor and Gegharkunik regions of Armenia

See also Anti-Armenian sentiment in Azerbaijan Anti-Azerbaijani sentiment in Armenia Armenia–Azerbaijan relations

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