Nyorai kupfuurira kweiyi ndima - Parufu rwababa vake muna 1427, Ivan akava Muchinda Mukuru. Akachengeta ukama hwakanaka navavakidzani vake vakakura navane simba. Muna 1429, akapinda musangano wakaitwa kuLutsk
uye akaita kuti Ryazan ive nhengo yeGrand 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.