sentences:  Bro-Gwened was an early medieval principality or kingdom around Vannes in Armorica (Brittany), lasting from around  490 to around 635.It was peopled by Christianized Britons fleeing the Saxon invasions of Britain, who displaced or assimilated the remaining pagan Veneti Gauls.Its bishop and (usually) court was at Gwened, the site of the former Roman settlement of Darioritum and the present French city of Vannes.