Patronages of the Immaculate Conception the Immaculate Conception is also one of the nine national and public holidays and a holy day of obligation. The patronage settles the dispute between a heated religious debate during the mid 1600s, when followers of the mythical figure Saint James Matamoros wished to impose him as the national patron saint versus the followers of Saint Teresa of Avila. On 11 September 1759, the elected members of the Spanish Cortes petitioned King Charles III of Spain to request from the pope the "universal patronage of Our Lady of the Immaculate Conception in all the Kingdoms of Spain and the Indies".
Patron saint acclaim rather than through official declaration. Traditionally, it has been understood that the patron saint of a particular place prays for that place's wellbeing and for the health and happiness of all who live therein. However, the Wahhabi and Salafi movements within Sunnism have latterly attacked the veneration of saints (as patron or otherwise), which they claim are a form of idolatry or "shirk". More mainstream Sunni clerics have critiqued this argument since Wahhabism first emerged in the 18th century. The critiques notwithstanding, widespread veneration of saints in the Sunni world declined in the 20th century under Wahhabi and Salafi