Mezue ahịrịokwu na-esonụ: Ka ọ dịgodị, n'ebe ugwu nke ala nna Manchu, ndị njem Vassili Poyarkov (1643-1646) na Yerofei Khabarov (1649-1653) malitere inyocha ndagwurugwu Osimiri Amur maka Tsarist Russia. N'afọ 1653, a kpọghachiri Khabarov na Moscow ma dochie ya na Onufriy Stepanov, onye were ọchịchị nke ndị agha Cossack nke Khabarov. Stepanov gara n'ebe ndịda n'ime Osimiri Sungari, n'akụkụ nke ọ na-achọ "yasak" (ụtụ ajị anụ) site n'aka ndị obodo dị ka Daur na Duchers, mana ndị otu a guzogidere n'ihi na ha na-akwụ ụgwọ nye Emperor Shunzhi ("Shamshakan" na isi mmalite Russia). N'afọ 1654, Stepanov meriri obere ndị agha Manchu e si Ningguta zipụ iji nyochaa ọganihu ndị Russia. N'afọ 1655, ọchịagha Qing ọzọ, Minggadari nke Mongol (d. 1669), meriri ndị agha Stepanov na Fort Kumarsk na Amur, mana nke a ezughi ịchụ ndị Russia. Otú ọ dị, n'afọ 1658, ọchịagha Manchu Šarhūda (1599<unk>1659) wakporo Stepanov na ụgbọ mmiri nke ụgbọ mmiri 40 ma ọ bụ karịa nke jisiri ike gbuo ma ọ bụ jide ọtụtụ ndị Russia. Mmeri Qing a mere ka ndagwurugwu Amur dị ọcha nwa oge site na ndị agha Cossack, mana
Esemokwu ókèala China na Russia ga-aga n'ihu ruo 1689, mgbe mbinye aka nke Nkwekọrịta nke Nerchinsk kwadoro ókèala dị n'etiti Russia na Qing.