Here’s our next instalment of things that happened in ..25 years of yore.
Some Notable Events in 525
Unknown Date. King Theodoric the Great sends Pope John I to Constantinople, to negotiate a withdrawal of Byzantine emperor Justin’s edict against Arian Christianity.
Unknown Date. The Daisan river floods Edessa. The Shroud of Turin is allegedly discovered during the rebuilding of the city.
Unknown Date. Cosmas Inidicopleustes, Alexandrian explorer-geographer, travels up the Nile. He will venture as far to the east as Ceylon, become a monk, and write “Topographia Christiana” to vindicate the biblical account of the world.
Unknown Date. Dionysius Exiguus, Scythian theologian-mathematician, inaugurates the practice of using AD (Anno Domini) in Rome for calendar dates after the birth of Jesus Christ. Dionysius also produces his tables for computing the date of Cyclus Paschalis (Easter Tables).
Some Notable Events in 625
25 October. Died. Pope Boniface V dies at Rome after a 6 year reign. He is succeeded by Honorius I as the 70th pope.
Unknown Date. King Edwin of Northumbria marries Æthelburga of Kent. As a Christian, she brings her personal chaplain, Paulinus, and encourages her husband to convert to Christianity.
Unknown Date. Born. Hasan ibn Ali, grandson of Muhammad (d.670).
Some Notable Events in 725
23 April. King Wihtred of Kent dies after a 35 year reign. The kingdom is divided between his three sons: Æthelbert II as overking, Eadbert I in West Kent and Alric.
Unknown Date. Muslim forces under Anbasa ibn Suhaym al-Kalbi capture Carcassonne, which has been under Siege, as well as Nimes.
Unknown Date. Vi Xing, Chinese Buddhist monk and astronomer, applies a clockwork escapement mechanism, to provide rotating motion to his astronomical armillary sphere.
Unknown Date. Bede, Northumbrian monk-historian, writes The Reckoning of Time (De temporum ratione), explaining how to calculate medieval Easter.