The Atomic Bomb On August 2, 1939, some scientists wrote to President Roosevelt of efforts in Nazi Germany to purify Uranium-235 with which might in turn be used to build an atomic bomb. It was shortly thereafter that the United States government began the serious undertaking known only then as the Manhattan Project. The Manhattan Project was designed to research and production that would produce a usable atomic bomb. The Project was named after the Manhattan Engineer …showed first 75 words of 1793 total…

…showed last 75 words of 1793 total…been able to cause before. The effect of this terrible fear of the potential danger from even a single enemy plane on the lives of the peoples of the world in the event of any future war can easily be conjectured. The atomic bomb did not alone win the war against Japan, but it most certainly ended it, saving the thousands of Allied lives that would have been lost in any combat invasion of Japan.