Quote:
Originally Posted by Elliott.L
This day, August 18th, seventy five years ago, was dubbed, "The Hardest Day" of the Battle of Britain. This was the day when the Luftwaffe threw everything at South and East England in an effort to break the R.A.F.

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Though not operationally ready on the Hardest Day, these guys were the most successful Fighter Command unit during the Battle of Britain:
Now for the trivia; who were they?