During the Civil War he fought with the Irish National Army and rose to the rank of Brigadier-General; until July 1922 as a General Staff Officer in the General Headquarters Staff.
During the Civil War he fought with the Irish National Army and rose to the rank of Brigadier-General. He enlisted in the National Army at Portobello Barracks on 12 July 1922, as a General Staff Officer in the General Headquarters Staff.