Amid the rubble of a nation, the nation builds the most advanced fighter planes in the world.
Experimental aircraft require careful attention.
The fold up at the end of the wing prevents air from sliding off the tips.
Giving the plane greater lift.
To stop the 1,000 plane raids, the Germans needed cheap, easy to build fighters that could knock down those bombers.
Jets get better fuel economy than propeller planes, another plus for a fuel starved nation.
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