Ivan III Vasilyevich, wanda kuma aka sani da Ivan the Great, ya yi aiki a matsayin mai mulki kuma mai mulki ga mahaifinsa makaho Vasily II daga tsakiyar 1450s kafin ya hau gadon sarauta a hukumance a 1462.Ya ninka yankin jiharsa ta hanyar yaki da kuma kwace filaye daga hannun 'yan uwansa na daularsa, ya kawo karshen mamayar da Tatar a kasar Rasha, ya gyara fadar Kremlin ta Moscow, ya gabatar da wani sabon kundin doka da kuma kafa harsashin kasar Rasha.Nasarar da ya yi a 1480 a kan Great Horde an ambaci shi a matsayin maido da 'yancin kai na Rasha shekaru 240 bayan faduwar Kiev ga mamayar Mongols .Ivan shi ne shugaban Rasha na farko da ya yi wa kansa salon "tsar", duk da cewa ba a matsayin take ba.Ta hanyar aure da Sofia Paleologue, ya sanya rigar makamai na Rasha mai kai biyu kuma ya karbi ra'ayin Moscow a matsayin Roma na uku.Shekaru 43 da ya yi sarauta ita ce ta biyu mafi tsawo a tarihin Rasha, bayan na jikansa Ivan IV.