Pedzisa mutsara unotevera: Baba vaIvan pavakafa muna 1427, Ivan akava Muchinda Mukuru. Akachengeta ukama hwakanaka navavakidzani vake vakakura navane simba. Muna 1429, akapinda
Gungano reLutsk rakaita kuti Ryazan ive pasi peGreat Duchy yeLithuania pasi paVytautas. Akasaina chibvumirano chorugare naVasily II weMoscow muna 1447 uye akaroora mwanakomana wake uye mugari wenhaka kumwanasikana waVasily. Pedyo norufu rwake akatumira vana vake vaviri kudare muMoscow nokuda kwechengeteko. Panguva yaitonga Ivan ndipo pakatanga kunyorwa zita ramambo pamari dzesimbi dzokuRyazan.