 Nyorai kupfuurira kweiyi ndima - Leak akabudiswa kuUnited Kingdom, uye haana kudzokera kuchikwata chake kutozosvikira October 1917. Achitambura nemigumisiro yebasa rake, Leak akatongerwa mhosva yekusiya basa nedare rehondo munaNovember, asi mutongo wake wakazogumiswa, uye akadzokera ku9th Battalion. Mukutanga kwaMarch 1918 akabatwa negasi, uye haana kudzokera kuchikwata chake kusvikira Armistice yaNovember 11, 1918. Akadzokera kuAustralia uye akabudiswa mujeri muna 1919. 