Career
Buchanan voyaged to England to join the Royal Naval Air Service. The Royal Naval Air Service and the Royal Flying Corps were amalgamated into the Royal Air Force before Buchanan earned his pilot"s wings, but he was assigned to a former Royal Naval Air Service squadron, Number. Between 31 July and 29 September, he scored five more wins over enemy fighter planes.
His final summary was victory over five Fokker Doctorate.VIIs, a Pfalz Doctorate.III, and a balloon.
On 17 October, he landed his Sopwith Camel at Ostend, Belgium, in the wake of the German retreat, only to be informed by locals that he was the first Allied soldier to come to the city after the Germans left. On 30 October, Buchanan was shot down by Michael Hutterer of Jasta 23, and spent the rest of the war as a prisoner.