May 21 in History 293 – Roman Emperors Diocletian and Maximian appoint Galerius as Caesar to Diocletian, beginning the period of four rulers known as the Tetrarchy. 878 – Syracuse, Sicily, is captured by the Muslim Aghlabids after a nine-month siege. 879 – Pope John VIII gives blessings to Branimir of Croatia and to the Croatian people, considered to be international recognition…
April 17 in History 1080 – Harald III of Denmark dies and is succeeded by Canute IV, who would later be the first Dane to be canonized. 1349 – The rule of the Bavand dynasty in Mazandaran is brought to an end by the murder of Hasan II. 1362 – Kaunas Castle falls to…
It is the first day of the second quarter of the year, and the midway point of the first half of the year. April 1 in History 33 – According to one historian’s account, Jesus Christ’s Last Supper is held.…
March 14 in History 1590 – Battle of Ivry: Henry of Navarre and the Huguenots defeat the forces of the Catholic League under Charles, Duke of Mayenne, during the French Wars of Religion. 1647 – Thirty Years’ War: Bavaria, Cologne, France and Sweden sign the Truce of Ulm. 1663 – According to his own account, Otto von…