One other thing. Our bombers were catching hell over Germany with 20% casualties. What was needed, was fighter escort. So, we sent a squadron of P-51 Mustangs wich didn't have enough range, so England installed the far superior MERLIN engine in them, and, that gave them the range to see the bombers to and from their targets.
England also invented radar, and, they broke the enigma code, and the Japanes code.
The French discovered a way to make snails edible.
"Going to war without France, is like going deer hunting without an accordion." (Ross Perot"