Pope Leo XIII (1810–1903) was the head of the Catholic Church from 1878 to 1903, serving the fourth-longest papacy in history. His leadership marked a turning point in the Church’s engagement with modern society....
Pope Pius X (1835-1914) was head of the Catholic Church from 1903-1914. He is known for many ecclesial and liturgical reforms. Canonized in 1954, he remains a model of holiness and dedication in the Catholic Church....
Pope Benedict XV (1854-1922) was head of the Catholic Church from 1914-1922. He is remembered as "the Pope of Peace" for his humanitarian work, diplomatic efforts, and Church reforms during World War I.
Pope Pius XI (1857-1939) was Pope from 1922–1939. He is remembered for resolving the “Roman Question”, strengthening Catholic social teaching, condemning totalitarianism, establishing Vatican City, and promoting Catholic Action.
