In 1891, Pope Leo XIII set a milestone with his social encyclical Rerum Novarum. 135 years later, on May 15, 2026, Pope Leo XIV signed his encyclical Magnifica Humanitas and personally presented it to the world on May 25. EWTN spoke with Vatican analyst Frank Rocca about the new document, which aims to continue the tradition of Rerum Novarum.

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