A 54-year-old man was taken into custody on the morning of Monday 23 May 2022 as part of the investigation into the fire at the church in Saint-Gilles-Croix-de-Vie (Vendée). The fire brigade had intervened on the night of Wednesday 18 to Thursday 19 May to extinguish a fire in the church, which destroyed 2 m² of floor in the oratory. Investigators quickly identified other fires and favoured the idea of arson.