| Date | | | |
| 2-Aug-1924 | | Aonach Tailteann revived. The opening Ceremony took place at Croke Park under the Presidency of Mr. J. J. Walsh, Postmaster-General of the Irish Free State, in the presence of the Governor-General and a distinguished assemblage of visitors from all over the world | |
| 11-Nov-1924 | | The Celtic Cross intended to be erected at Guillemont, France, to the memory of the men of the 16th Irish Division who fell in the Great War, 1914-19 temporarily erected in College Green, Dublin, unveiled by Gen. Sir William Hickie, K.C.B., in the presence oi a vast concourse of people. | |
| 2-Apr-1925 | | The Dublin Metropolitan Police amalgamated with the Garda Siochana. | |
| 1-May-1925 | | Royal Dublin Society's offices removed from Leinster House to premises at Ballsbridge. During the year many of the principal streets were relaid with asphalte, concrete and wood blocks in place of stone setts. The Tramway Company and several private companies started services of Motor Buses between the city and- outlying districts, and Taxi Cars were licensed to ply for hire in the city. There were many strikes, which handicapped trade and industry, the most serious of which took place in the coal trade. | |
| 18-Apr-1926 | | Census of the Population of Dublin taken Number of inhabitants within the Municipal area, 316,471. | |
| 10-Jul-1927 | | Mr. Kevin O'Higgins, Minister for Justice and Vice-President of the Executive Council, assassinated at Booterstown-avenue. Co. Dublin. | |
| 13-Jul-1927 | | Public Funeral of Mr. Kevin O'Higgins. | |
| 11-Aug-1927 | | Mr. E. de Valera and Party take the Treaty Oath. They enter the Dail and take their seats. | |
| 9-Sep-1927 | 17 | Civic week held for First time in Dublin. | |
| 2-Dec-1927 | | Second Free State Loan floated for £7,089,175, and was oversubscribed. $4,006,925 in the Irish Free State and £3,082,250 or $15,000,000 dollars in America. | |