Pedzisa mutsara unotevera: Colley-Priest akanyoresa mu8th Field Ambulance, chikamu che8th Infantry Brigade yeAustralia Imperial Force, musi wa19 Chivabvu 1915 uye akatanga kukwira HMAT Ascanius musi wa9 Mbudzi, akananga kuEjipitori neWestern Front. Achiri kushanda, akaiswa paSomme, Racquinghem, Polygon Wood, Messines,
Villers-Bretonneux neMont Saint-Quentin. Muna 1917, Colley-Priest akapiwa menduru yechiuto. Kurudziro yemubairo yakataura kuti airatidzira: