Leaders from around the world will be in attendance, including Vice President JD Vance, Ukrainian President Volodymyr Zelenskyy, and Peruvian President Dina Boluarte.

Who was Pope Leo XIII, the man whose name the newly-elected Pope chose? He wasn't what people thought he would be.

Pope Leo I tangled with Attila the Hun and won. Pope Leo III crowned Charlemagne as the first Holy Roman Emperor. This is the ...

Pope Leo XIII, who was pope from 1878-1903, is known for publishing the encyclical "Rerum Novarum" on worker's rights -- ...

VATICAN CITY, — Robert Prevost, the new pope selected after Pope Francis' death, has chosen the name Leo, used by 13 popes ...

The election of a first North American pontiff came after the death of the first Latin American pope and signaled a relinquishing of papal authority from Europe.

As contemporary as they sound, these lines come from his 19th-century predecessor, Pope Leo XIII. The encyclical was entitled “ Rerum Novarum ,” after its opening words, which my prosaic Latin renders ...

VATICAN CITY — A silver wand in hand, Cardinal Luigi Oreglia stood at the door to Pope Leo XIII’s bedchamber on July 20, 1903. It was early, about 1:30 a.m. The 93-year-old pope had been sick ...

Pope Francis, at 88, was the second-oldest pontiff in modern history after Pope Leo XIII, who died in 1903 at the age of 93. Born in Buenos Aires on Dec. 17, 1936, Jorge Mario Bergoglio was ...

Pope Leo XIII is seen in a photograph reportedly taken in 1878. (Getty Images) You wouldn’t have to go back further than the 20th century, however, to find the oldest pope to ever serve.

When Catholics heard on May 8 the new pope had chosen the name Leo XIV, the thoughts of many turned immediately to Leo XIII, ...