• c. 500: St David is born to St Non, possibly in Caerfai, Pembrokeshire or Henfynyw, Ceredigion.
• According to his 11th century biographer, Rhygyfarch, David was educated by Paulius at Henfynyw near Aberaeron.
• 545: He preached against heresy in an important meeting, the Synod of Brefi, leading to him being made Bishop.
• c. 547: He starts to travel, founding Monasteries and Churches in Dyfed, Cornwall, Devon, and Brittany.
• c. 550: He establishes his Monastery at St Davids.
• 569: He leads an important meeting, the Synod of Victory, in Caerleon.
• Many miracles are attributed to him, for example healing Paulinus of blindness, and creating a small hill in Llanddewi Brefi.
• 590/600: 1 March – He died in his monastery; his last words are famous across Wales: ‘Do the little things that you have seen and heard from me.’
• 1120: During the period when Calixtus II was Pope, David was made a Saint and was included in the calendar of the Eastern Orthodox Church.
• Calixtus II granted the privilege of a blessing, making two pilgrimages to St Davids equal to one pilgrimage to Rome.
• 1398: Archbishop Arundel commanded that David’s festival was to be celebrated throughout the Welsh province.
• St David’s Day stopped being celebrated after the Reformation, but the tradition was restarted by the Welsh in the 18th century.