| Date | | | |
| 1555 | | The plot of ground that contains the head of water which supplies the city was enclosed with stone and lime at the expense of the citizens. | |
| 1556 | | The Cavenaghs, who were plundering the southern part of the county of Dublin, defeated by the citizens hemmed into Powercourt Castle, mid forced to surrender. Seventy-four of them hanged in Dublin, the rest pardoned. Cannons and muskets imported by John Chalonor, mayor, at his own expense, for the use of the city. Queen Elizabeth proclaimed in Dublin. | |
| 1557 | | St. Paul's Church much damaged by fire. | |
| 1558 | | Rathlin Island taken by Lord Deputy Sussex, with the assistance of the citizens of Dublin. | |
| 1559 | | A parliament held in Christ Church. English Bible placed in Christ Church and St, Patrick's. | |
| 1560 | | Dublin Castle repaired and fitted up as a residence for the chief governor of Ireland; at which time a clock was set up there, and others at the Tholsel and St.Patrick's. | |
| 1561 | | The Earl of Sussex, accompanied by a band of citizens, marches against Shane O'Neill, who submits without any great action being performed on either side. | |
| 1562 | | The roof and part of the body of Christ Church fell by which Strongbow's monument was injured. | |
| 1563 | | A band of armed citizens, headed by one of the sheriffs, attended the Earl of Sussex, lord lieutenant, in a hosting to Dundalk, against Shane O'Neill, and returned with great booty. A proclamation issued against meetings of friars and priests in Dublin; and a tax levied on housekeepers who absented themselves from church. | |
| 1565 | | The walls of Wood-quay and Merchants'-quay repaired. John Hawkins, from Sante Fe, New Spain, introduced potatoes into Ireland. | |