| Date | | | |
| 1475 | | Bull for founding a university in Dublin, issued by Pope Sextus IV. | |
| 1477 | | The plague wasted Dublin again this year and the following | |
| 1480 | | The mayor, bailiffs, and citizens marched out on a hosting against the O'Mores. | |
| 1486 | | Lambert Simnel, the impostor, crowned in Christ Church, by the name of Edward VI.; the lord deputy, and other great men, being present. | |
| 1487 | | The mayor and citizens obtain the king's pardon for having taken part with Simnel. | |
| 1488 | | Sir Richard Edgecombe arrives in Dublin to take the homage and oaths of fealty of the great men of Ireland. | |
| 1489 | | Muskets brought from Germany, and six of them presented to Gerald, earl of Kildare, lord deputy, who put them into the hands of the sentinels that mounted guard at his house in Thomas St. Another great plague. | |
| 1490 | | The first importation of claret into Dublin. | |
| 1492 | | The Earl of Ormond, with a large body of Irish, encamped at Thomas-court wood. | |
| 1493 | | John Sargent, mayor, imprisoned in the Castle, in consequence of a riot at Oxmantown, in which some of the citizens were killed. | |