Traditionally, the Church dedicates the month of August to the Immaculate Heart of Mary. The devotion grew tremendously after Our Blessed Mother appeared in Fatima.
On June 13, 1917, Our Lady told Venerable Lucia dos Santos, one of the Fatima seers, “He (Jesus) wishes also for you to establish devotion in the world to my Immaculate Heart.” She added, “I will be with you always, and my Immaculate Heart will be your comfort and the way which will lead you to God.” Later she spoke about the First Saturday devotions that focused on her Immaculate Heart.
The devotion spread and increased after Venerable Pius XII consecrated the world to the Immaculate Heart of Mary on Oct. 31, 1942.
Three centuries earlier, in France in 1648, St. John Eudes was inspired to write the very first Mass in honor of the Heart of Mary. He then wrote the first Mass for the Sacred Heart in 1672.
St. Pius X called St. John Eudes “the father, doctor, and apostle of liturgical devotion to the hearts of Jesus and Mary.” The saint also proved that in his book The Admirable Heart of Mary.
Here are 13 (Our Lady appeared on the 13th of