457

Emperor Leo I (457–474)

Year 457 (CDLVII) was a common year starting on Tuesday of the Julian calendar. At the time, it was known as the Year of the Consulship of Constantinus and Rufus<ref>Template:Cite book</ref> (or, less frequently, year 1210 Ab urbe condita). The denomination 457 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.

Events

January 27 – Emperor Marcian dies at Constantinople, possibly of foot gangrene, an infection contracted during a long religious journey. He is buried in the Church of the Holy Apostles, together with his late wife Pulcheria.<ref name="Croke">Template:Cite journal</ref><ref>Template:Cite web</ref>
February 7 – Leo I, a Thraco-Roman (or Dacian) high-ranking officer, becomes the new emperor of the Eastern Roman Empire, reigning for nearly 20 years. He is first to accept the Byzantine crown from the hands of the patriarch of Constantinople.<ref>Template:Cite book</ref><ref>Edward Gibbon, The Decline and Fall of the Roman Empire, Volume I, Chap. XXXVI (Chicago: Encyclopædia Britannica, Inc., 1952), p. 582. Bibl. Theophanes, p. 95 [ed. Par.; tom. i p. 170, ed. Bonn].</ref>
April 1 – Majorian is acclaimed emperor by the Roman army, after defeating 900 Alemanni near Lake Maggiore (Italy).<ref>Sidonius Apollinaris, Carmina, V.373–385.</ref><ref name="fasti583">Fasti vindobonenses priores, 583.</ref>
December 28 – Majorian is crowned emperor of the Western Roman Empire and recognized by Pope Leo I. His rule is accepted in Italy, Dalmatia and some territories in Northern Gaul.<ref>Timothy Barnes, "Review: Late Roman Prosopography: Between Theodosius and Justinian", Phoenix, vol. 37, no. 3 (1983), pp. 268–269</ref>

According to the Anglo-Saxon Chronicle, 4,000 Britons are slain at Crecganford in battle against Hengist and his son Oisc of Kent.<ref>Template:Cite book</ref>

Yazdegerd II dies after a 19-year reign.<ref name="Pourshariati">Template:Cite book</ref> He is succeeded by his son Hormizd III who seizes the Persian throne. His elder brother Peroz I rebels against him in Sistan (Iran). After months of civil war he defeats Hormizd and becomes the seventeenth Sasanian king of the Persian Empire.<ref>Template:Encyclopædia Iranica</ref><ref>Template:Cite book</ref>