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Leo I (emperor)

Eastern Roman emperor from 457 to 474

16 dated entries naming Leo I (emperor), drawn from 15 separate years between 401 CE and 484 CE. Nothing here is written by us: each line is the sentence a Wikipedia year article used, and the link beside it opens the exact revision.

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5th century

  • 401Leo I, Byzantine Emperor (d. 474)source
  • 457February 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.source
  • 459Emperor Leo I signs a peace treaty with the Ostrogoths. King Theodemir sends his son, the future Theodoric the Great, age 5, as a child hostage to Constantinople. He learns at court about Latin, military tactics and religion (until 469).source
  • 460Emperor Leo I founds the Excubitors (imperial guard) at Constantinople; this elite tagmatic unit (300 men) is recruited from among the warlike Isaurians (approximate date).source
  • 462Vandal War (461-468): After negotiations, Emperor Leo I pays a large ransom for Licinia Eudoxia and Placidia. They return after seven years of captivity in Carthage.source
  • 465Basiliscus, with the help of his sister Verina (wife of emperor Leo I), becomes a consul in the Eastern Roman Empire.source
  • 466Emperor Leo I repels the Hun invasion of Dacia (modern Romania). They ravage the Balkans but are unable to take Constantinople thanks to the city walls, which are rebuilt and reinforced.source
  • 467April 12 – Emperor Leo I has his general Anthemius elected emperor of the Western Roman Empire. He allies himself with Ricimer, de facto ruler of Rome, and marries Anthemius's daughter Alypia to him, to strengthen the relationship and end the hostilities between the Eastern and Western Empire.source
  • 468Emperor Leo I assembles a massive naval expedition at Constantinople, which costs 64,000 pounds of gold (more than a year's revenue) and consists of over 1,100 ships carrying 100,000 men. It is the greatest fleet ever sent against the Vandals and brings Leo near to bankruptcy.source
  • 469Ostrogoth prince Theodoric, age 15, returns to Pannonia, after living as a child hostage at the court of Emperor Leo I in Constantinople (see 459).source
  • 471Basiliscus, brother-in-law of Emperor Leo I, returns from exile (see 468) and leads an imperial conspiracy against Aspar (magister militum), helping in his murder at Constantinople.source
  • 473March 3 – Gundobad (nephew of Ricimer) nominates Glycerius as emperor of the Western Roman Empire. Emperor Leo I refuses to recognize him, and chooses Julius Nepos as candidate to the Western throne.source
  • 474January 18 – Emperor Leo I dies of dysentery at Constantinople, after a 17-year reign. He is succeeded by his 7-year-old grandson Leo II, who briefly becomes ruler of the Byzantine Empire.source
  • 474January 18 – Leo I, Byzantine emperor (b. 401)source
  • 483Byzantine general Illus (magister officiorum), and Verina (widow of the late emperor Leo I), attempt to overthrow Emperor Zeno and place another general named Leontius on the throne.source
  • 484Verina, wife of former emperor Leo Isource

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