sentences:  It is a very old town, probably the Roman "Bargidum" or "Bargusia", and it is said that it was given to the Arabs taking the name of their first lord Aben Avarre.It was conquered from Islam around the year 1062 (although there is no document proving the exact date).What leaves no doubt is that it was conquered by Ramiro I of Aragon for the Kingdom of Aragon within the same military campaign in which he conquered, immediately north of the town, the places of Luzás, Viacamp y Litera, Tolva, Laguarres and Lascuarre, and to the south of the town, but north of Purroy and Caserras, the lands of Falces, Falcibus, from one of whose houses and its alloys, the king granted a franchise to Agila de Falces and brothers on February 1st, 1067 (as documented on that date).