| Date | | | |
| 16-Jan-1922 | | Provisional Government of the Irish Free State Constituted. | |
| 31-Jan-1922 | | Beggar's Bush Barracks occupied by National Army. | |
| 27-Feb-1922 | | National troops took over Guard at Bank of Ireland. | |
| 1-Apr-1922 | | Provisional Government took over all services controlled by British Authorities. | |
| 11-Apr-1922 | | Wellington Barracks and Tallaght Aerodrome occupied by National Army. | |
| 14-Apr-1922 | | Four Courts and other buildings in Dublin seized and fortified by forces under Mr. Rory O'Connor. | |
| 25-Apr-1922 | | First Irish Exchequer Returns in 105 years issued in iris Oifigiuil (Dublin Gazette). | |
| 17-May-1922 | | Portobello Barracks occupied by the National Army. | |
| 28-Jun-1922 | | National Troops attacked the Four Courts, The bombardment lasted till the 30th when a terrific mine explosion took place, followed by a fire which ended in the total destruction of the buildings. | |
| 5-Jul-1922 | | East side, Nos. 9 to 28, and several houses on the west side of Upper Sackville Street completely destroyed. by fire. | |