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Origin and history

The church of Saint-Hilaire-le-Grand de Poitiers found its origins in the fourth century, when Saint Hilaire, bishop of Poitiers and defender of Christian orthodoxy in the face of l ́arianism, had a funeral chapel built outside the city walls. This place, dedicated to Saints John and Paul, became his burial with his wife and daughter, Saint Abre. Archaeological excavations conducted in 2007-2008 by INRAP revealed a paleo-Christian necropolis around this tomb, confirming the early importance of the site as a funerary and religious complex. Destroyed several times by the Vandals (412) and the Huns (453), the site was rebuilt and became a place of pilgrimage linked to legends, such as that of the divine light warning Clovis before the Battle of Vouillé (507).

In the eighth century, the site became a collegiate, but was further destroyed by Muslims (732) and Vikings (863, 865), resulting in the transfer of the relics from Saint Hilaire to Puy-en-Velay. The construction of the current Romanesque building began in the 11th century, with a solemn dedication in 1049 in the presence of thirteen prelates and Countess Agnes of Burgundy. The church, designed to welcome pilgrims and faithful, was distinguished by its exceptional seven-nave plan, a rarity in France, and its bedside with degradation of volumes symbolizing spiritual elevation. The nave, initially carpented, was vaulted around 1060-1070 to avoid fires, requiring the addition of intermediate pillars.

The history of the church was marked by major political and religious events. In 1172, Richard Cœur de Lion received the insignia of Ducal power. During the Wars of Religion (1562), it was looted and its bell tower collapsed in 1590 before being restored. The French Revolution caused significant damage: the church, transformed into a stable, lost much of its nave and was sold as a national property in 1799. The 19th-century restorations, carried out by Charles Joly-Lanterme from 1855, rebuilt the nave, inspired by Romanesque remains, although two spans were sacrificed to break through a street. Ranked a Historic Monument in 1847, it was also listed as a UNESCO World Heritage Site in 1998 as a stage of the Compostela Road.

The architecture of Saint-Hilaire-le-Grand combines Norman influences (alternate pillars/columns) and auvergnates (absidioles). His bedside, organized in four levels, and his walk adorned with Romanesque murals – including a rare representation of Apocalypse – testify to his artistic richness. The crypt houses a 17th-century hunt containing the relics of Saint Hilaire, while the 11th-century capitals, like the one symbolizing the Resurrection by lions resurrectioning their young, are among the oldest in the Poitou. Despite the destruction and reconstructions, the church retains unique elements, such as its nave framed by three collaterals on each side, and a 19th century organ.

The canon chapter of Saint-Hilaire, protected by the Counts of Poitou and then the kings of France, played a major cultural role: twenty-four bishops came from it, and its library, destroyed during the Wars of Religion, housed the first book printed at Poitiers (1479). The tomb of Saint Hilaire, a place of miracles, attracted faithful until his revolutionary desecration. Today, the church remains a symbol of the Poitevin religious heritage, although recent polemics, such as the construction of a nearby building in 2008, have altered its historical environment. Closed since October 2024 after arson, it embodies both the resilience and the challenges of heritage preservation.

Future

The Church of Saint-Hilaire the Great is one of the 71 monuments as well as 7 portions of paths are inscribed since 1998 on the UNESCO World Heritage List under the official title of "Chemins de Saint-Jacques-de-Compostelle in France".

It is on the way to Via Turonensis or "Voice de Tours" which starts from the Saint-Jacques Tower in Paris.

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