アイルランド自由国
On 31 January 1922, Kennedy became the first Attorney General in the Provisional Government of the Irish Free State. Later that year he was appointed by the Provisional Government to the Irish Free State Constitution Commission to draft the Constitution of the Irish Free State. The Irish Free State was established on 6 December 1922. The functions of the Provisional Government were transferred to the Executive Council of the Irish Free State. Kennedy was appointed Attorney General of the Irish Free State on 7 December 1922.