Franklin d . Roosevelt
Franklin D. Roosevelt
Franklin D Roosevelt
Albert Einstein.
President Franklin D. Roosevelt
the letter inspired nuclear fusion.
Einstein wrote the letter to President Roosevelt in 1939 to alert him to the potential development of nuclear weapons by Nazi Germany and the importance of the U.S. starting its own nuclear research program to ensure national security.
Albert Einstein did not make the nuclear bomb. Oppenheimer did.
He played a role in its creation by sending a letter to convince president Roosevelt to start work on a nuclear weapon, and many of his theories went into the making of it. Einstein himself was a pacifist and regretted for the rest of his life that he had influenced the creation of nuclear weapons.
Albert Einstein made nuclear
to do for his country a nuclear
FDR. However Einstein did not write the letter to FDR he only signed it, Leo Szilard wrote it putting Einstein's name on it as FDR was more likely to respond to it that way, then Szilard convinced Einstein to sign it. The words were Szilard's only the signature was Einstein's.