military decoration awarded for acts of courage, extraordinary achievement, or devotion to duty during aerial flight. There are two primary versions of the medal with distinct criteria and histories: [1, 2, 3]
United Kingdom and Commonwealth DFC
Eligibility: Originally awarded to officers and warrant officers, and expanded in 1993 to include all ranks of the Royal Air Force and British/Commonwealth air services. [1, 2]
Criteria: Given for an act or acts of valour, courage, or devotion to duty while flying in active operations against the enemy. [1]
Design: A silver cross flory with airplane propeller blades between the arms, featuring the reigning monarch's royal cypher and a crown on the obverse. The ribbon consists of white with broad diagonal purple stripes