Buuxi weedhan soo socota: Sanadkii 1373, ka dib saddex weerar oo guul darro ah oo uu ka geystay Grand Duke of Lithuania Algirdas oo ka dhan ah Muscovy oo qayb ka ah
Lithuanian<unk> Dagaalkii Moscow iyo kala qaybsanaanta Metropolitan of Kiev ee qaybaha Moscow iyo Litvin (kala qaybsanaanta waxay bilaabatay 1316 waxayna qaadatay qaabab si gaar ah u hanjabaad ah bilowgii 1350-meeyadii). Cyprian waxaa u diray Patriarch-ka inuu "ku kalsoon yahay" (ergay) Lithuanian iyo Muscovite Russias iyada oo ujeedadu tahay in la heshiisiiyo amiirrada Litvin iyo Tverite ee de facto Muscovite Metropolitan Alexius iyo in laga hortago kala qaybsanaanta guud ee Kaniisadda siyaasad ahaan inta u dhaxaysa Wilno iyo Moscow. Laga yaabee, xilliga qaboobaha ee isla sanadkaas Cyprian wuxuu booqday Kiev markii ugu horreysay isaga iyo magaalooyin kale oo ka tirsan Grand Duchy of Lithuania. Bishii Maarso 9, 1374, wuxuu booqday Tver markii la caleemo saaray hoggaamiyaha kiniisadda Tver Euthymius ka dibna isaga iyo Metropolitan Alexius waxay u baxeen Pereslavl-Zalessky. Qudus wuxuu Cyprian ka soo noqday Grand Duchy of Lithuania isagoo wata warqad ka socota Orthodox Christian Lithuanian-Ruthenian (Ruush) oo codsi u ah hoggaamiyaha kaniisadda inuu u qoro inuu yahay Metropolitan of Lithuania.