An yi yakin Tokhtamysh-Timur daga 1386 zuwa 1395 tsakanin Tokhtamysh, khan na Golden Horde , da kuma mai mulki kuma mai nasara Timur, wanda ya kafa Daular Timurid , a yankunan tsaunukan Caucasus, Turkistan da Gabashin Turai.Yakin da aka yi tsakanin sarakunan Mongol biyu ya taka muhimmiyar rawa wajen durkushewar ikon Mongol a kan manyan masarautun Rasha na farko.The Golden Horde bai taba murmurewa daga wannan yakin ba.A tsakiyar karni na 15, ya rabu zuwa kananan khanates: Kazan khanate, Nogai Horde, Qasim Khanate, Crimean Khanate da Astrakhan Khanate.Don haka ikon Tatar-Mongol a Rasha ya raunana kuma a cikin 1480 'Karkiyar Tatar' akan Rasha, abin tunatarwa game da cin zarafi na Mongol na jini, ya girgiza sosai a Babban Tsaye akan Kogin Ugra.