Royal Air Force College Cranwell.
Yule began the course in April the same year. At the outbreak of the Second World War in September 1939, Yule joined 145 Squadron, a newly reformed fighter unit He was granted pilot officer on probation status on 23 October 1939.
World World War II
On 18 May 1940, Yule took part in 145’s first action of the war.
On patrol over Brussels, 12 Heinkel He 111"s were intercepted in broken cloud and when the German bombers emerged from cover the Hurricanes attacked, Yule shooting one down. Four days later he destroyed a Junkers Ju 87.
During the Battle of Britain Yule destroyed a Ju88 and damaged three more, but on 25 October, he was himself shot down by a Messerschmitt Bf 109 in combat over Kent and was admitted to hospital with leg wounds after making a forced landing which completely wrote off his Hurricane. Yule was confirmed at the rank of pilot officer on 23 October 1940.
Yule rejoined 145 Squadron in February 1941, but shortly afterwards was posted away to be an instructor.
He helped instruct American pilots, very much under secrecy because the United States of America was still neutral. In early November 1941, he returned to operations with 501 Squadron remaining with the unit for seven months and performing many operational sorties. His citation read:
Flight Lieutenant Yule took part in operations in France in May, 1940, and subsequently fought in the Battle of Britain.
He is a keen and courageous fighter pilot, and he has destroyed at least 5 hostile aircraft and damaged 4 others
Whilst leading a squadron sweep over the Cherbourg area on 15 July 1942, Yule engaged in combat with 2 FW 190"son He destroyed one, which exploded and crashed into the sea, and the other was last seen flying inland with its engine smoking.
In mid November 1942, having completed his first tour, Yule was posted to general office duties and was awarded a Bar to his Distinguished Flying Cross. His citation read:
He has participated in many operational sorties and in the combined operations at Dieppe. He has destroyed several and damaged a number of other enemy aircraft.
In August 1943, Yule was promoted to Wing Commander of 66 Squadron and recommenced operational flying.
His citation read:
This officer has led large formations of aircraft on very many sorties and has displayed skill and determination of the highest order. He is a splendid leader, whose sterling qualities have impressed all. He has rendered much meritorious service.
Later career and death
Yule went on to planning duties, involving fighter wings of the 2nd Tactical Air Force in the coming Normandy invasion.
He continued with these duties into 1945 and at war’s end was on a Royal Air Force Staff College course. While rehearsing for the Battle of Britain flypast over London on 11 September 1953, Yule collided with another jet aircraft.
Faced with a densely populated area, Yule steered his aircraft towards Woolwich Arsenal and crash-landed between rows of buildings. Yule was killed in the crash.