April 13 in History
1111 – Henry V is crowned Holy Roman Emperor.
1204 – Constantinople falls to the Crusaders of the Fourth Crusade, temporarily ending the Byzantine Empire.
1612 – Miyamoto Musashi defeats Sasaki Kojirō at …
February 23 in History
303 – Roman emperor Diocletian orders the destruction of the Christian church in Nicomedia, beginning eight years of Diocletianic Persecution.
532 – Byzantine emperor Justinian I orders the building of a…
January 19 in History
379 – Emperor Gratian elevates Flavius Theodosius at Sirmium to Augustus, and gives him authority over all the eastern provinces of the Roman Empire.
649 – Conquest of Kucha: The forces of Kucha surrender…