20 SEPTEMBER: WHAT HAPPENED ON THIS DAY?

1058 – Agnes of Poitou and Andrew I of Hungary meet to negotiate about the border territory of Burgenland.[1] 1066 – At the Battle of Fulford, Harald Hardrada defeats earls Morcar and Edwin.[2] 1187 – Saladin begins the Siege of Jerusalem. 1260 – The Great Prussian Uprising among the old Prussians begins against the Teutonic Knights.[3] 1378 – Cardinal Robert of Geneva is elected as Pope Clement VII, beginning the Papal schism. […]

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19 SEPTEMBER: WHAT HAPPENED ON THIS DAY?

634 – Siege of Damascus: The Rashidun Arabs under Khalid ibn al-Walid capture Damascus from the Byzantine Empire. 1356 – Battle of Poitiers: An English army under the command of Edward, the Black Prince defeats a French army and captures King John II. 1676 – Jamestown is burned to the ground by the forces of Nathaniel Bacon during Bacon’s Rebellion. 1777 – American […]

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18 SEPTEMBER: WHAT HAPPENED ON THIS DAY?

AD 96 – Nerva is proclaimed Roman emperor after Domitian is assassinated.[1] 324 – Constantine the Great decisively defeats Licinius in the Battle of Chrysopolis, establishing Constantine’s sole control over the Roman Empire.[2] 1048 – Battle of Kapetron between a combined Byzantine-Georgian army and a Seljuq army.[3] 1066 – Norwegian king Harald Hardrada lands with Tostig Godwinson at the mouth of the Humber River and begins his invasion of England.[4] 1180 – Philip Augustus becomes king of […]

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17 SEPTEMBER: WHAT HAPPENED ON THIS DAY?

1111 – Highest Galician nobility led by Pedro Fróilaz de Traba and the bishop Diego Gelmírez crown Alfonso VII as “King of Galicia”.[1] 1176 – The Battle of Myriokephalon is the last attempt by the Byzantine Empire to recover central Anatolia from the Seljuk Turks. 1382 – Louis the Great‘s daughter, Mary, is crowned “king” of Hungary. 1462 – Thirteen Years’ War: A Polish army under Piotr Dunin decisively defeats […]

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16 SEPTEMBER: WHAT HAPPENED ON THIS DAY?

681 – Pope Honorius I is posthumously excommunicated by the Sixth Ecumenical Council. 1400 – Owain Glyndŵr is declared Prince of Wales by his followers. 1620 – Pilgrims set sail from England on the Mayflower. 1701 – James Francis Edward Stuart, sometimes called the “Old Pretender”, becomes the Jacobite claimant to the thrones of England and Scotland. 1732 – In Campo Maior, Portugal, a storm hits the Armory and a violent explosion ensues, killing two thirds […]

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15 SEPTEMBER: WHAT HAPPENED ON THIS DAY?

668 – Eastern Roman Emperor Constans II is assassinated in his bath at Syracuse, Italy. 994 – Major Fatimid victory over the Byzantine Empire at the Battle of the Orontes. 1440 – Gilles de Rais, one of the earliest known serial killers, is taken into custody upon an accusation brought against him by Jean de Malestroit, Bishop of Nantes. 1530 – Appearance of the miraculous portrait of Saint Dominic in Soriano in Soriano Calabro, Calabria, Italy; […]

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14 SEPTEMBER: WHAT HAPPENED ON THIS DAY?

AD 81 – Domitian becomes Emperor of the Roman Empire upon the death of his brother Titus. 629 – Emperor Heraclius enters Constantinople in triumph after his victory over the Persian Empire. 786 – “Night of the three Caliphs”: Harun al-Rashid becomes the Abbasid caliph upon the death of his brother al-Hadi. Birth of Harun’s son al-Ma’mun.[1] 919 – Battle of Islandbridge: High King Niall Glúndub is killed while leading an Irish coalition against […]

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13 SEPTEMBER: WHAT HAPPENED ON THIS DAY?

585 BC – Lucius Tarquinius Priscus, king of Rome, celebrates a triumph for his victories over the Sabines, and the surrender of Collatia. 509 BC – The Temple of Jupiter Optimus Maximus on Rome’s Capitoline Hill is dedicated on the ides of September. 379 – Yax Nuun Ahiin I is crowned as 15th Ajaw of Tikal 533 – Belisarius of the Byzantine Empire defeats Gelimer and the Vandals at the Battle of Ad Decimum, near Carthage, North Africa. 1229 – Ögedei Khan is proclaimed Khagan of the Mongol Empire in Kodoe Aral, Khentii: Mongolia. 1437 – Battle of […]

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12 SEPTEMBER: WHAT HAPPENED ON THIS DAY?

490 BC – Battle of Marathon: The conventionally accepted date for the Battle of Marathon. The Athenians and their Plataean allies defeat the first Persian invasion force of Greece.[1] 372 – Sixteen Kingdoms: Jin Xiaowudi, age 10, succeeds his father Jin Jianwendi as Emperor of the Eastern Jin dynasty. 1185 – Emperor Andronikos I Komnenos brutally put to death in Constantinople. 1213 – Albigensian Crusade: Simon de Montfort, 5th Earl […]

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11 SEPTEMBER: WHAT HAPPENED ON THIS DAY?

9 – Battle of the Teutoburg Forest ends, where the Roman Empire suffers the greatest defeat of its history and the Rhine being established as the border between the Empire and the so-called barbarians for the next four hundred years.[1] 1185 – Isaac II Angelos kills Stephen Hagiochristophorites and then appeals to the people, resulting in the revolt that deposes Andronikos I Komnenos and places Isaac on the throne of the Byzantine […]

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