Note: Set in 10th-century Kievan Rus' either during or soon after conversion of most people to Christianity (that is, circa year 1000). The protagonist is a Jewish girl, with one pagan grandfather, whose family lives in a predominantly Christian village. Magic is recently illegal and magical creatures are recently extinct in some locales. --from Kirkus Reviews; see the two novels Wikipedia "Christianization of Kievan Rus'" notes that Vladimir the Great was baptized in year 988, followed by the people of Kiev (the year is disputed).