After the defeat of the superior fleet of Licinius by Flavius Julius Crispus, Constantine’s eldest son, he withdrew to Bithynia, where a last stand was made; the Battle of Chrysopolis, near Chalcedon, resulted in his final submission. Coin of Licinius For other Romans of this name, see Licinius (gens). ... See the appropriate page for Roman emperor Constantine I (the Great) Constantine I of Scotland Constantine I of Greece This is a disambiguation page — a navigational aid which lists other pages that might otherwise share the same title. ... Bithynia was an ancient province in the northwest of Asia Minor, adjoining the Propontis, the Thracian Bosporus and the Black Sea (Euxine). ... Chalcedon (Χαλκεδον, sometimes transliterated by purists as Chalkedon) was an ancient maritime town of Bithynia, in Asia Minor, almost directly opposite Byzantium, south of Scutari. ...