Mezue ahịrịokwu na-esonụ: Mgbe Agha Ụwa nke Abụọ tiwapụrụ, Howell wepụtara onwe ya ọzọ ma sonye n'usuu ndị agha Australia na 14 October 1939. E zigara ya n'isi ụlọ ọrụ Eastern Command, Paddington, e nyere ya ọkwa nke onye isi ndị ọrụ, mana ọ hụrụ ọrụ ndị ọrụ ka ọ bụrụ ihe na-agwụ ike ma chọọ ka a chụọ ya na February 1941. N'ọnwa Ọgọstụ n'afọ 1944, Howell sonyeere ndị agha United States maka ọrụ na United States Sea Transport Service, ma si otú a nwee ike isonye na
mbuso agha nke Leyte na mmalite nke mkpọsa Philippines.