| Date | | | |
| 14-Nov-1843 | | Proceedings on the Information commenced in the Court of Queen's Bench. | |
| 1844 | | Dublin and Drogheda Railway opened to the public. | |
| 15-Jan-1844 | | Trial of Daniel O'Connell and others commences. | |
| 12-Feb-1844 | | Verdict of Guilty found. | |
| 30-May-1844 | | O'Connell, is committed to prison. | |
| 6-Sep-1844 | | Liberated on reversal of judgment, on Appeal to the House of Peers. | |
| 1845 | | Military Prison, and Protestant and Roman Catholic Chapels, Arbour-hill, commenced. First stone of a new Presbyterian Meeting-house, Upper Ormond-quay, laid. | |
| 1846 | | Presbyterian Meeting House, Lower Gloucester street, North, opened for Divine service. | |
| Aug-1846 | | Great Southern and Western Railway opened to Carlow. | |
| 15-May-1847 | | Death of Daniel O'Connell, at Genoa | |