Actually the first American development in rocket technology were accomplished by ex-Nazi member's of the V1 & V2 project
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Werner von Braun the true father of NASA & is WWII V1 & V2
other NAZI scientist in early NASA :
Rudolph 'Rolf' Ammann
Rudi Beichel
Werner Dahm
Konrad Dannenberg
Kurt H. Debus
Casper van Diën
Ernst R. G. Eckert
Krafft Arnold Ehricke
Ernst Geissler
Dieter Grau
Walter Häussermann
Karl Heimburg
Otto Hirschler
Helmut Hoelzer
Hans Hueter
Wilhelm Jungert
Georg ("George") Emil Knausenberger
Heinz-Hermann Koelle
Hermann H. Kurzweg
Hans Maus
Fritz Mueller
Willy Mrazek
Erich W. Neubert
Theodor A. Poppel
Eberhard Rees
Gerhard Reisig
Georg Rickhey
Werner Rosinski
Ludwig Roth
Arthur Rudolph
Harry Ruppe
Friedrich von Saurma
August Schulze
Walter Schwidetzky
Ernst Stuhlinger
Bernhard Tessmann
Adolf Thiel
Albert Zeiler
Theodor Karl Otto Vowe
Georg von Tiesenhausen
All that being said the Russian had all the other NAZI scientist working for them