. . . . "Roman Britain"@en . . . "Roman Britain (Latin: Britannia or, later, Britanniae, \"the Britains\") is the name given to the areas of the island of Great Britain that were governed by the Roman Empire, from AD 43 to 409 or 410.Julius Caesar invaded Britain in 55 and 54 BC as part of his Gallic Wars. The Britons had been overrun or culturally assimilated by other Celtic tribes during the British Iron Age and had been aiding Caesar's enemies."@en . .