Portal:Catholic Church/Selected anniversaries/May 4
- 1256 - Augustinian monastic order constituted at Lecceto Monastery when Pope Alexander IV (pictured) issues a papal bull Licet ecclesiae catholicae
- 1415 - Religious reformers John Wycliffe and Jan Hus were condemned as heretics at the Council of Constance.
- 1493 - Pope Alexander VI divides the New World between Spain and Portugal via the papal bull Inter caetera.
- 2001 - Pope John Paul II follows Saint Paul's footsteps across the Mediterranean, from Greece to Syria to Malta.