POPE
Pope Leo XIII
Pope, Bishop of Rome
Pope Leo XIII, who reigned as Roman Pontiff from 1878–1903.
background
Pope Leo XIII inaugurated modern Catholic social teaching with the encyclical Rerum Novarum (1891) on the rights of workers, promoted the revival of Thomistic philosophy (Aeterni Patris), and fostered devotion to the Rosary.
summary
Pope Leo XIII, who reigned as Roman Pontiff from 1878–1903.
papacy Start
1878
papacy End
1903
birth Name
Vincenzo Gioacchino Pecci