 In 1254, a confraternity of Our Lady of the Treille was canonically established by Pope Alexander IV, and since 1259, an annual procession in honor of Our Lady of the Treille was held, a practice which continued until the French Revolution.In 1634, Jean Le Vasseur, mayor of Lille, consecrated the city to Our Lady of the Treille.In 1667, Louis XIV, who had just taken Flanders, took an oath to respect the freedoms of Lille before the statue.