Mezue ahịrịokwu na-esonụ: Richard Maddison bụ onye e nyere ọrụ na RAF na 15 Disemba 1988. Mgbe e nyesịrị ya otito nke Queen maka Ọrụ bara uru n'oge njem na Northern Ireland, ọ ghọrọ onye isi ọdụ na RAF Odiham na onye isi ndị agha Chinook na Ọktọba 2013 na Onye isi nke atụmatụ atụmatụ na Ministry of Defence na July 2016. Ọ ghọrọ osote onye isi ndị agha NATO Air Command Afghanistan, Isi ụlọ ọrụ
Nkwado siri ike n'ọnwa Eprel 2019.