St. Ambrose
339 – 397
German

Roman Catholic Bishop and later Saint. Ambrose resisted Arianism, the doctrine that Christ was of similar but not identical substance to God, which critics felt compromised monotheism. He also introduced the notion of "cardinal virtues."

Contemporaries
346–395Theodosius I
348–410Prudentius
340–385Priscillian
360–420Pelagius
390–461St. Leo I
332–363Julian
342–420St. Jerome
390–477Genseric
304–384St. Damasus I
370–410Alaric I