| Date | | | |
| 4-Dec-1922 | | Timothy Michael Healy, K.C., appointed First Governor-General, Irish Free State, and was duly sworn in on the 6th. | |
| 6-Dec-1922 | | Irish Free State Parliament inaugurated, and Executive Council appointed. | |
| 6-Dec-1922 | | Irish Free State Parliament inaugurated, and Executive Council appointed. Deputy Liam T. MacCosgair, President of the Executive Council; Kevin O'Higgins, Vice-Pres. of the Ex. Council and Minister for Home Affairs; General Mulcahy, Minister for Defence; Eoin MacNeill, Education; Earnan de Blaghd, Local Government; Joseph McGrath, Industry and Commerce; Desmond Fitzgerald, External Affairs; Aodh Ua Cinneidigh, K.C. was also sworn as First Attorney-General of the Irish Free State. | |
| 11-Dec-1922 | | First Meeting of Seanad Eireann. | |
| 11-Dec-1922 | | Seanad Eireann, composed of 30 Senators nominated by the President and 30 elected by Dail Eireann, met for the first time. Deputy Sean Hales killed; Deputy Padraig O Maille seriously wounded | |
| 17-Dec-1922 | | Last of the British Troops leave the Irish Free State. | |
| 18-Dec-1922 | | First Act passed by the Irish Free State Parliament. | |
| 9-Aug-1923 | | Dail Eireann dissolved. | |
| 13-Aug-1923 | | Cenotaph unveiled by President Cosgrave in Leinster Lawn, in memory of President Arthur Griffith and General Michael Collins. | |
| 27-Aug-1923 | | General Election in Saorstat Eireann. | |