Oliver was a Chaplain in the 4th Divisional Wing and former Principal of the Presbyterian Theological College in Saskatoon, set up a course of instruction for soldiers in the 3rd Infantry Division, then fighting on the Western Front.
Oliver's experience as a chaplain in the 4th Divisional Wing and his previous role as principal at the Presbyterian Theological College in Saskatoon led him to establish an educational program for soldiers in the 3rd Infantry Division, who were currently fighting on the Western Front.