Overview
- El Imparcial’s saints calendar entry names Pope Sixtus III as the day’s lead figure.
- The same article says his feast is observed on April 19, creating an internal conflict with its own listing.
- Coverage from both outlets recounts his 432–440 papacy and his defense of doctrine against Pelagian and Nestorian teachings.
- He is credited with promoting church building in Rome, most notably the Basilica of Santa María Mayor.
- The entries also note other commemorations for the day, including Castor of Tarsus, Cyril of Heliopolis, and Beato Conón, showing how santorals group several saints for daily devotion.