on november 14, 1860 , the russian envoy to china, nikolai ignatiev, and the chinese grand duke gunsei wangd the beijing treaty. he is the beijing treatise that established the eastern border between countries in the tin empire, raged, the second opium war. anglo-french troops stood at the gates of beijing and circumstances forced the chinese diplomats to agree with ignatiev's proposals. a year later , a protocol appeared with maps describing demarcations. the border was drawn by red lines, along the chinese bank of the amur ussuri and the channels of the kazakivich, so the rivers became completely russian, despite the periodic conflicts that arose, such as in 1929 on the chinese eastern railway. soviet russia as a whole supported the new chinese government of the chinese railways, all the more so. i still had to sell after the capture of northeastern china by the japanese invaders, but in general, after the end of the war in the first half of the fifties , territorial issues were not raised only after the 20th congress of the cpsu and the debunking of the cult of stalin's relationship. mao