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Valentinian I(văl'əntĭn`ēən), 321–75, Roman emperor of the West (364–75). He held high military rank under Julian and Jovian. After the death of Jovian, Valentinian was proclaimed emperor; he appointed his brother ValensValens
, c.328–378, Roman emperor of the East (364–78). Brother and coregent of Valentinian I, Valens followed in most respects his brother's policies but, unlike him, embraced Arian Christianity (see Arianism).
..... Click the link for more information. coregent in the East. Valentinian defeated the Alemanni several times, and his general TheodosiusTheodosius,
d. 376, Roman general under Valentinian I. He defeated (368–69) the Picts and Scots in Britain and the Alemanni in Gaul (369). He suppressed (372–74) a Berber uprising in N Africa, but was executed at Carthage by Valentinian's successor Gratian on unknown
..... Click the link for more information. successfully defended the empire in Britain and in Africa. To protect the frontiers of his empire, Valentinian ordered the construction of fortresses on the Rhine and the Danube rivers. He reduced taxation and promoted education. Although he was an orthodox Christian, he allowed religious freedom to Arians and to pagans. He was succeeded by his sons Valentinian II and GratianGratian
, 359–83, Roman emperor of the West (375–83). At the death of his father, Valentinian I, he accepted the army's election of his brother, Valentinian II, as his colleague.
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Valentinian I, Valentinianus I
321--375 ad, emperor of the Western Roman Empire (364--375); appointed his brother Valens to rule the Eastern Empire