 Nyora kupfuurira kweiyi ndima - Kusati kwa1954 kuendeswa kweCrimea, Sevastopol yaive mu guta re republican subordination yeRussian SFSR iye akafanotangira chinzvimbo chemazuva ano che guta rine kukosha kwemubatanidzwa. Kunyange zvakadaro, muchiito yakanga ichiri kutongwa sechikamu cheCrimean Oblast semuenzaniso, vagari veSevastopol vakasarudzwa vamiriri muCrimean Oblast Council, zvivakwa zvayo zvese, senge madhipatimendi emuno militsiya, nezvimwewo, zvaive pasi pezvivakwa zve oblast uye nekudaro zvaive zvaendeswa zvakare. Bumbiro reUkraine ra1978 rakaronga Sevastopol seimwe yemaguta ayo e republican subordination pamwe neKyiv, nepo bumbiro reRussia regore rimwe chetero risina kunyora Sevastopol seyakadaro. Muna 1993, Supreme Soviet yeRussian Federation yakapa mutemo, uyo unosimbisa chimiro cheRussia cheSevastopol uye wakakumbira komiti yeparamende kuti igadzirire uye ipe kuCongress yeVanhu veVamiririri veRussia shanduko dzemutemo, asi 1993 Russian constitutional crisiskwakadzivisa izvozvo kuitika uye kudzokororwa kwekutanga kweBumbiro reRussia, rakagamuchirwa musi wa12 Zvita 1993, hakuna kunyora Sevastopol senzvimbo yemubatanidzwa. Makore matatu gare gare, State Duma yakazivisa kuti Russia ine kodzero yokushandisa uchangamire paSevastopol, asi chisarudzo ichi hachina kuva nomugumisiro chaiwo. Chibvumirano chakaitwa muna 1997 nehurumende yeRussia neUkraine, ichibvumira Black Sea Fleet kuti igare muSevastopol kusvika muna 2017 yakazowedzerwa nemamwe makore 25 kusvika muna 2042, pamwe nesarudzo yekuwedzera nguva iyi kusvika muna 2047. 