On 1 November 1950, Pope Pius XII issued the apostolic constitution Munificentissimus Deus, formally defining the Assumption of the Virgin Mary—her bodily taking up into heaven—as a dogma of the Roman Catholic Church. It was only the second time in history that a pope had invoked papal infallibility on a matter of doctrine. The definition generated significant theological debate and inspired a surge of devotional poetry and Marian verse within Catholic literary traditions across Europe and the Americas.

The Vatican's recognition of new Marian dogmas in 1950 revitalized Marian devotion in Catholic poetry and art, influencing poets like Gerard Manley Hopkins. Their works often reflected themes of faith, reverence, and the complexities of divine motherhood, contributing to a rich tradition of religious poetry that explored the intersection of spirituality and human experience.