is saint patrick's day a religious holiday
Introduction. St. Patrickâs Day is celebrated on March 17, the saintâs religious feast day and the anniversary of his death in the fifth century. The Irish have observed this day as a religious holiday for over 1,000 years. On St. Patrickâs Day, which falls during the Christian season of Lent, Irish families would traditionally attend church in the morning and celebrate in the afternoon.