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Origin and history

The church of Saint-Jean-Baptiste de La Roche-sur-Foron, located in the Haute-Savoie department, is one of the former collegiates of the diocese of Geneva. Its history dates back at least to the twelfth century, with divergent sources on its foundation: some attributed it to Count Aymon I of Geneva in 1111, while others evoke a decision of Count Guillaume I at the end of the same century. These uncertainties reflect the importance of the building from its origins, linked to the Comtal family of Geneva.

The building has undergone several phases of reconstruction and destruction. It was completely rebuilt at the end of the 15th century, then suffered two major fires, in 1507 and 1530, followed by restorations and expansion in 1560. The choir and bell tower, characteristic of Savoyard religious architecture, date from the 16th century, while the nave was reborn in the 19th century. These transformations illustrate the successive adaptations of the church to liturgical needs and historical hazards.

The church was raised to the rank of collegiate in 1536, highlighting its central role in local religious life. It was finally listed as historic monuments in 1975, recognizing its heritage value. Its bulb bell tower and its stone walls make it a remarkable example of religious architecture in Savoy, mixing medieval influences and subsequent modifications.

Historical sources, such as the works of Jean-Louis Grillet or the references of the diocese of Geneva-Annecy, confirm its anchoring in regional history. The building bears witness to the political and religious dynamics of Geneva County, then Savoie, while remaining an active place of worship until today.

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