Christianity took hold in Kievan Russia after the 8th century. Greek missionaries from Byzantium were responsible to introducing the religion to Kievan Russia, more properly known as Kievan Rus.
Christianity is in the USA, Brazil, Mexico, Russia, and China.
Christianity.
catholic
Orthodox Christianity
988a.d
Yes
never
Eastern Orthodox Christianity. Though there are a small amount of born-again Christians, Jewish people, and Muslims in Russia.
Nominal Christianity.
Orthodoxal Christianity
Christianity.
Orthodox Christianity