| Date of enlistment | 10th July 1915 |
| Rank at enlistment | Acting Sergeant |
| Company | C Company |
| Significant events while serving with the AIF | Wounded in Action twice – Pozieres and Bullecourt
Awarded Military Medal Promoted to Sergeant |
Summary of Sergeant McCormack’s WW1 service record, located in the National Archives of Australia. Full details are available online, NAA Series B2455
| Date | Location | Event |
| 15th February 1918 | Australia | Discharged – medically unfit |
| 10th January 1918 | Australia | Disembarked |
| 25th November 1917 | England | Return from Liverpool to Australia on Karoola |
| 3rd August 1917 | England | Placed on Supernumery List |
| 18th July 1917 | England | Admitted 2nd Auxiliary Hospital Southall – right leg amputated above knee on account of sepsis |
| 10th July 1917 | England | Transferred to 1st Auxiliary Hospital Harefield |
| 10th June 1917 | England | Admitted to Reading War Hospital |
| 9th June 1917 | France | Invalided to England on HS Warilda |
| 6th June 1917 | France | Admitted to 10 General Hospital Rouen – leg amputated |
| 3rd May 1917 | France | Wounded in Action – shrapnel wound leg. Admitted to 3CCS |
| 1st March 1917 | France | Promoted to Sergeant |
| 25th February 1917 | France | Awarded Military Medal |
| 13th December 1916 | France | Appointed temporary Sergeant |
| 4th December 1916 | France | Promoted to Corporal |
| 2nd October 1916 | Belgium | Promoted to Temporary Corporal |
| 28th August 1916 | France | Re-joined Battalion from hospital |
| 21st August 1916 | France | Transferred to 2ABDB from hospital |
| 30th July 1916 | France | Admitted to No.23 General Hospital Etaples |
| 27th July 1916 | France | Wounded in Action – gunshot wound to face |
| 26th March 1916 | France | Disembarked Marseille |
| 6th March 1916 | Egypt | Promoted to Lance-Corporal |
| 19th March 1916 | Egypt | Proceeded to join British Expeditionary Force from Alexandria on the Llandovery Castle |
| 8th January 1916 | Egypt | Taken on Strength, Tel-el-Kabir |
| 25th October 1915 | Egypt | Disembarked Alexandria |
| 29th September 1915 | Australia | Departed Melbourne on RMS Osterley |
| 3rd August 1915 | Australia | Assigned to 5th Reinforcements 22nd Battalion |
| 19th July 1915 | Australia | Marched into Broadmeadows depot |

Hospitalised sick
FIRST WORLD WAR TIMELINE