| Date | | | |
| 16-May-1847 | | Death of the Earl of Bessborough, Lord Lieutenant of Ireland | |
| 28-Jun-1847 | | Midland Great Western Railway opened. | |
| 5-Aug-1847 | | Interment of the remains of O'Connell in Mount Prospect Cemetery, Glasnevin. | |
| 27-May-1848 | | Conviction of John Mitchel, for felonious publications in The United Irishman newspaper, under the Treason Felony Act, for which he was forthwith transported to Bermuda Island for 14 years. | |
| 18-Jul-1848 | | Dublin proclaimed under the Crime and Outrage Act. | |
| 26-Jul-1848 | | The Habeas Corpus Suspension Act arrived in Dublin. The Confederate clubs proclaimed illegal by the Lord Lieutenant. Warrants issued to seize the leaders of the Young Ireland party, who had dispersed themselves from Dublin to organize clubs in the Southern counties. | |
| 28-Jul-1848 | | Proclamations issued by the Lord Lieutenant and Privy Council, offering £500 reward for the arrest of William Smith O'Brien, M.P., charged with High Treason, and £300 each for the arrest of Messrs. Meagher, Dillon, and Doheny, his associates. | |
| 5-Aug-1848 | | Committal of William Smith O'Brien to Kilmainham gaol, having been arrested the previous evening at the Railway Station at Thurles. | |
| 12-Aug-1848 | | Commitment to Kilmainham gaol of Meagher, O'Donoghue, and Leyne for High Treason. | |
| 14-Aug-1848 | | Conviction of John Martin for felonious publications in The Irish Felon newspaper, and sentenced to 10 years' transportation. | |