On Oct. 22, 1940, Squadron Leader Ernest McNab of Saskatoon was awarded the Distinguished Flying Cross, the first member of the Royal Canadian Air Force to be decorated (excluding those Canadians serving with the Royal Air Force).
https://legionmagazine.com/en/2019/10/r ... ties-mount
Further information on Squadron Leader McNab and the RCAF efforts during the Battle of Britain can be found in the first volume of The RCAF Overseas (http://www.cmp-cpm.forces.gc.ca/dhh-dhp ... vol1_e.pdf), look at Chapter 2, pp. 11 - 35.