[Kutscha]

Originally Posted by Stephan Wilkinson

Yet this Horten flying wing has been called the progenitor of the Northrop-Grumman B-2 and the first true stealth aircraft.

Northrop was working on his own flying wings,

• The American Northrop N-1M of 1940.
• The American Northrop N-9M - scale development aircraft for the YB-35 - of 1942.

One of the N-9s is still flying.
https://en.wikipedia.org/wiki/Northrop_N-9M