[USS Alaska]

FDR needs to share the technology with our comrades, the glorius ussr. {OH, nevermind, our friends will take care of that after we know it works}.

[jamaksin]

And in the Spring of 1943 (more than one year before the Trinity Test), under the Lend-Lease program, the US shipped to the USSR tens of tons of nuclear materials (including enriched uranium). The director of Lend-Lease was Harry "The Hop" Hopkins - FDR's alter ego.