http://www.bibliotecapleyades.net/sociopolitica/esp_sociopol_mj12_18.htm

" in December 1944, Bill Donovan, head of the OSS, and Allen Dulles, OSS head of intelligence operations in Europe operating out of Switzerland, strongly urged FDR to approve a plan allowing Nazi intelligence officers, scientists and industrialists to be,

"given permission for entry into the United States after the war and the placing of their earnings on deposit in an American bank and the like."

FDR swiftly turned the proposal down, saying,

"We expect that the number of Germans who are anxious to save their skins and property will rapidly increase. Among them may be some who should properly be tried for war crimes, or at least arrested for active participation in Nazi activities. Even with the necessary controls you mention, I am not prepared to authorize the giving of guarantees."

But this presidential veto was a dead letter even as it was being formulated. Operation Overcast was certainly under way by July 1945, approved by the Joint Chiefs of Staff to bring into the US 350 German scientists, including Werner Von Braun and his V2 rocket team, chemical weapons designers, and artillery and submarine engineers. There had been some theoretical ban on Nazis being imported, but this was as empty as FDR’s edict. The Overcast shipment included such notorious Nazis and SS officers as Von Braun, Dr. Herbert Axster, Dr. Arthur Rudolph and Georg Richkey. "