Galerius supposedly allowed a general appointed to rule this region to bring his son there after getting drunk; that son was acclaimed emperor by troops in this region and would go on to become Constantine the Great.
The fifth province of Valentia in this region may have been either created or reestablished after Count Theodosius quelled a revolt known as the Great Conspiracy, during which troops allowed barbarians to invade this region. The Verona List describes four provinces in this region, including two named after it as well as two called Maxima Caesariensis and Flavia Caesariensis; Eboracum was the capital of one of those provinces. The Ninth Legion has been nicknamed the "Lost Roman Legion" due to theories that it was destroyed in the (*) north of this region. Galerius supposedly allowed a general appointed to rule this region to bring his son there after getting drunk; that son was acclaimed emperor by troops in this region and would go on to become Constantine the Great. In this region, Gaius Suetonius Paulinus won the Battle of Watling Street, confirming this region's conquest, which began during the reign of Claudius. For 10 points, name this island region whose Roman conquest was almost overturned by the revolt of the Iceni under Boudicca.
The fifth province of Valentia in this region may have been either created or reestablished after Count Theodosius quelled a revolt known as the Great Conspiracy, during which troops allowed barbarians to invade this region.
(Roman) Britain (or Britannia)