The Neolithic people from the Near East was sedentary in Bernard, allowing us to think that this place was inhabited 6000 years BC Centre for Prehistoric considerable Vendee with its menhirs and dolmens. At the cairn Tré Pey (20 mx 30 m) were found chipped flints attesting to the Paleolithic human presence, were also found shards of pottery, jewelry, Roman coins (this megalith has been punctured by the Germans during the last war to build the Atlantic Wall). The dolmen Frébouchère, 3000 BC, is the largest in the Vendée. This period left many megalithic monuments on the town.
Times Gallic and Gallo-Roman: That there is a last fire tower. Excavations at Troussepoil by Father Baudry in 1860 have uncovered the Roman baths and burial pits.
In the 4th century, Saint Martin of Tours evangelizes the village.
After the collapse of the Roman Empire, the Vendee and his ribs were subjected to various invasions in the 5th century by the Visigoths, the Franks in the sixth, then reach the Saracens and Vikings; them for more than a century devastated the Vendée coast.
In the 9th century, the feudal mounds (wooden castles) were built around to protect the population. In 1018, Normandy was given to the Vikings and the devastation stopped.
In 1040, the priory of the Fountain was built. In the 12th century, the Church of St. Martin parishioners who were 6-800 was attached to the abbey of Angles of the Order of Saint Augustine. This church possessed venerated relics of Saint Yves at a major annual pilgrimage .... In 1568, during the Wars of Religion, Protestants burned the church ... Louis 13th on his way to La Rochelle to fight the Protestant troops of the Duke of Soubise gave relief to undertake the restoration of the church which ended in 1641. In Vendée, many steeples were subjected to the onslaught of storms, some resisted, turning the towers into square towers, was the case in the church of Bernard. In 1927, the church, as well as altars and altarpieces, was classified a historical monument.