Dee ihe ga-aga n'ihu na paragraf a - Mgbe Agha Ụwa nke Abụọ tiwapụrụ, Howell wepụtara onwe ya ọzọ ma sonye n'Òtù Ndị Agha Australia na 14 Ọktoba 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 1944, Howell sonyere ndị agha United States maka ọrụ na United States Sea Transport Service, wee nwee ike isonye na mbuso agha nke Leyte
na mmalite nke mkpọsa Philippines.