 Nyora kupfuurira kweiyi ndima - Muchinda Mukuru Ivan III weRussia akaramba kuziva Gregory weBulgaria, izvo zvakatungamirira kukuparara kweukama pakati peMoscow neConstantinople. Muna 1470, Ivan III akanyorera Bhishopi Mukuru weNovgorod kuti akanga asingabvumi Gregory saMetropolitan; Ivan akawedzera pamusoro paPatriarch weConstantinople kuti: hatimukumbiri, kana chikomborero chake, kana kusava nehanya kwake, tinomurangarira, iye pachake patriarch, mutorwa uye akarambwa. Aya mashoko akanga ari simbiso yakajeka yokuputsa chaiko neConstantinople, uko kwakamuka nemhaka yokuzvitonga kwechechi yeMoscow. Nokukurumidza Republic yeNovgorod yakaedza kubuda mupesvedzero yeMoscow, ichiziva Casimir wePoland neLithuania somutongi wayo, uye Gregory saMetropolitan wayo. Asi Ivan III akadzvinyirira kuedza uku nesimba rehondo, kuuraya vatungamiriri vevanopikisa 1471. 