11th April » Flavius Anastasius becomes Byzantine Emperor, with the name of Anastasius I (emperor) known as Anastasius I.
20th May » Empress Ariadne (empress) Ariadne marries Anastasius I (emperor) Anastasius I. The widowed 'Augusta (honorific) Augusta' is able to choose her successor for the Byzantine Empire Byzantine throne, after Zeno (emperor) Zeno (late emperor) dies of dysentery.
9th July » Odoacer makes a night assault with his Heruli guardsmen, engaging Theoderic the Great in Ad Pinetam. Both sides suffer heavy losses, but in the end Theodoric forces Odoacer back into Ravenna.
Famous Deaths in History for 491
9th April » Zeno (emperor) known as Zeno, Byzantine emperor (b. 425)