Rubuta ci gaba don wannan sakin layi - A cikin 1373, bayan hare-haren da ba a yi nasara ba na Grand Duke na Lithuania Algirdas a kan Muscovy a matsayin wani ɓangare na Lithuanian <unk> Muscovite War
da rabuwa na Metropolitan na Kiev akan bangarorin Muscovite da Litvin (rabuwa ya fara ne a 1316 kuma ya ɗauki siffofin barazana musamman a farkon 1350s). Cyprian ya aiko da Shugaban Kirista a matsayin "mai ba da amana" (manzo) zuwa Lithuanian da Muscovite Russias tare da burin sulhunta Litvin da Tverite sarakuna tare da de facto Muscovite Metropolitan Alexius da kuma hana cikakken rarrabuwa na Ikilisiya a siyasance tsakanin Wilno da Moscow. Wataƙila, a cikin hunturu na wannan shekarar Cyprian ya ziyarci Kiev a karon farko tare da sauran biranen Grand Duchy na Lithuania. A ranar 9 ga Maris 1374 ya ziyarci Tver a kan tsarkakewa na bishop na Tver Euthymius kuma daga baya tare da Metropolitan Alexius suka tafi Pereslavl-Zalessky. Zuwa Constantinople Cyprian ya dawo daga Grand Duchy na Lithuania yana ɗauke da wasiƙa daga Orthodox Kirista Lithuanian-Ruthenian (Rasha) tare da buƙatar shugaban Kirista don tsarkake shi a matsayin Metropolitan na Lithuania.