Mezue ahịrịokwu na-esonụ: Na 1362, Golden Horde kewara n'etiti Keldi Beg na Sarai, Bulat Temir na Volga Bulgaria, na Abdullah na Crimea. Ka ọ dị ugbu a, Grand Duchy nke Lithuania wakporo akụkụ ọdịda anyanwụ nke Golden Horde ma merie Kiev na Podolia mgbe ndị Lithuania merisịrị.
Agha nke Blue Waters na 1363. Onye ọchịagha Mongol dị ike nke aha ya bụ Mamai kwadoro Abdullah ma ọ nwetaghị Sarai, nke hụrụ ọchịchị nke ndị khan abụọ ọzọ, Murad na Aziz. Abdullah nwụrụ na 1370 na Muhammad Bolaq nọkwasịrị n'ocheeze dị ka nwa bebi khan site na Mamai. Mamai aghaghịkwa ịnagide nnupụisi e nwere na Nizhny Novgorod. Ndị agha Muscovite batara n'ókèala ndị Bulgaria nke Arab-Shah, nwa Bulat Temir, onye jidere ha na mberede ma merie ha n'akụkụ osimiri Pyana. Agbanyeghị Arab-Shah enweghị ike iji ọnọdụ ahụ mee ihe n'ihi ọganihu nke ọchịagha Mongol ọzọ si n'ọwụwa anyanwụ. N'ịbụ onye akụkọ banyere mmeri ndị Moscow gbara ume, Mamai zigara ndị agha megide Dmitri Donskoy, onye meriri ndị agha Mongol na Agha Osimiri Vozha na 1378. Mamai goro ndị agha Genoese, Circassian, na Alan maka mwakpo ọzọ a wakporo Moscow na 1380. N'agha nke sochiri ya, ndị agha Mongol meriri ọzọ n'Agha Kulikovo.