Unlike popes in the 20th century, Pius IX did not use encyclicals to explain the faith, but to condemn what he considered errors. He was the first pope to popularize encyclicals on a large scale to foster his views.
Unlike popes in the 20th century Pius IX did not use encyclicals to explain the faith but to condemn what he considered, ,errors He was the first pope to popularize encyclicals on a large .scale to foster his views.