Nyorera kupfuurira kweiyi ndima - Chibvumirano chakapawo zvikamu zveOuter Manchuria kuHumambo hweRussia. Yakapa Russia kodzero yeUssuri krai, chikamu chomuzuva ranhasi Primorye, nharaunda yaienderana nedunhu rekare reManchu reEast Tartary. Ona Chibvumirano cheAigun (1858), Chibvumirano cheNerchinsk (1689) uye kunetsana kwemuganhu weChina neRussia
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