 Ramba uchiverenga ndima ino - Muna 1918, nharaunda yeNagorno-Karabakh ine vanhu vakawanda vechiArmenian yakadaidzwa neDemocratic Republic yeAzerbaijan neFirst Republic yeArmenia apo nyika mbiri idzi dzakawana kuzvitonga mushure mekuparara kweHumambo hweRussia, uye hondo pfupi pamusoro penzvimbo iyi yakatanga muna 1920. Kurwisana uku kwakapera mushure mekunge Soviet Union yawana nzvimbo iyi, ikaumba Nagorno-Karabakh Autonomous Oblast NKAO mukati meAzerbaijani SSR muna 1923. Mukati mokuparara kweSoviet Union, nharaunda yacho yakabudazve senzvimbo yekukakavadzana pakati peArmenia neAzerbaijan. Muna 1991, referendamu yakaitwa muNKAO uye mudunhu reShahumian rakapoteredza yakaguma nekuzivisa rusununguko. Kurwisana kwemadzinza kwakatungamirira kuHondo yeNagorno-Karabakh ya1991-1994, iyo yakaguma nekuregererwa kwechimbichimbi pamwe chete nemiganhu yazvino. Maererano neUNHCR, kurwisana kwacho kwakaita kuti vanhu vanopfuura 600 000 vapararire munyika yeAzerbaijan. 