TDIH - January 25 This Day in (Medieval) History: January 25 477 – Death of Genseric, king of the Vandali and Alani. 750 – Death of Ibrahim ibn al-Walid, leader of the Umayyad Caliphate. 750 – Birth of Leo IV, Emperor of the Byzantine Empire. 750 – Battle of the Zab River, during which an Umayyad army led by Marwan II was defeated by Abbasid rebels led by Abu Muslim. 844 – Death of Pope Gregory IV. 863 – Death of Charles of Provence, King of the Franks. 1003 – Death of Lothair I, Count of Derlingau and of Nordthüringgau, Margrave of the Nordmark. 1138 – Death of Pietro Pierleoni, who took the Papal name Anacletus II after being elected by a majority of the Cardinals but finally lost out to Pope Innocent II. 1139 – Death of Godfrey the Great, Count of Louvain, Duke of Lower Lorraine, and Margrave of Antwerp. 1348 – Friuli was hit by a severe earthquake. 1366 – Death of Bl. Henry Suso, a German Dominican friar who was later beatified by the Catholic Church in 1831. 1408 – Birth of Katharina of Hanau, later wife of Count Thomas II of Rieneck and regent of Rieneck on behalf of her son. 1413 – Death of Maud of Ufford, Countess of Oxford. 1431 – Death of Duke Charles II of Lorraine, a frequent commander in numerous wars and early supporter of Joan of Arc. 1459 – Birth of Paul Hofhaimer, who later became an organist and composer. 1492 – Death of Ygo Gales Galama, Frisian member of the Vetkoper faction known as "the forest Viking" for his acts of plunder. 1494 – Death of King Ferdinand I of Naples, illegitimate son of Alfonso V of Aragon. Ferdinand's son Alfonso II became the new king. 1515 – King Francis I of France was crowned at Reims Cathedral.