Pope Pius X, who served as Pope from 1903 to 1914, wrote several encyclicals during his papacy.
Encyclicals are letters written by the Pope to bishops, clergy, and the Catholic faithful,
and they often address important issues facing the Church and the world.
Pope Pius X's encyclicals covered a wide range of topics, including the importance of liturgical reform, the proper education of the clergy, the dangers of modernism and rationalism, and the need for Catholic social action. One of his most famous encyclicals, Pascendi Dominici Gregis, addressed the threat of modernism, a philosophical and theological movement that he saw as a danger to the Church.
In addition to his encyclicals, Pope Pius X is also known for his efforts to reform the liturgy, and he encouraged a return to the traditional forms of worship. He also encouraged frequent reception of the Eucharist, and he lowered the age of first Communion to seven years old.
Pope Pius X was known for his humility and his concern for the poor, and he was canonized as a saint by Pope Pius XII in 1954. His encyclicals and other writings continue to be studied and admired by Catholics around the world.