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Key figures

Origin and history

The castle of Souché, located in Saint-Aignan-Grandlieu in Loire-Atlantique (Land of the Loire), is a former manor house of medieval origin. Acquired in 1830 by Charles Chesneau, notary at Nantes, he was partially remodelled between 1830 and 1840, including his commons inspired by the Clissonnais style. This strategic site, once very fortified, would have been subject to several sieges throughout its history, although the precise details of these conflicts remain unclear in the available sources.

The surrounding area, marked by Lake Grand-Lieu, was the scene of a major confrontation in 936 between Duke Alain Barbetorte and the Normans cut off near the lake. According to local chronicles, this battle, initially undecided, turned to the advantage of the Bretons after a strategic pause. The remains of a Norman camp, attributed to this episode, would remain on the island of Un, near the castle. This warrior context illustrates the defensive importance of Saint-Aignan-Grandlieu during the Middle Ages.

In the 19th century, the castle gradually lost its military role to become a private residence, while retaining medieval architectural elements. The commune, then prosperous thanks to its fertile land (wheat, vines, woods) and its marshes, also hosted an annual fair on 7 May and 15 June. The monument was finally listed as historic monuments in 2000, recognizing its heritage value and its anchoring in local history.

The site is part of a landscape marked by the legend of the Faux-Choux fountain, a resting place for the Breton troops after the Battle of 936. This fountain, still venerated locally, symbolizes the resilience of communities to invasions. The castle of Souché, with its medieval remains and 19th century transformations, thus embodies several historical strata, from the Breton period to the modern period.

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