Pedzisa mutsara unotevera: Chibvumirano chacho chakapawo Umambo hweRussia zvikamu zveOuter Manchuria. Yakapa Russia kodzero yeUssuri krai, chikamu chomuzuva ranhasi Primorye, nharaunda yaienderana nedunhu rekare reManchu reEast Tartary. Ona Chibvumirano cheAigun (1858), Chibvumirano cheNerchinsk (1689) uye
Kurwisana kwemuganhu weChina neRussia.