Main Cities Within Lee County, Alabama. 1  Auburn, Alabama. 2  Opelika, Alabama. 3  Phenix City, Alabama. 4  Smiths Station, Alabama.
The Manhattan Project was the project to develop the first nuclear  weapon (atomic bomb) during World War II by the United States, the  United Kingdom, and Canada.
Roosevelt agreed and placed General Leslie Groves and physicist J. Robert Oppenheimer in charge of the Manhattan Project two years later. The name Manhattan Project was the code word for the development of the atomic bomb. On July 16, 1945, the first atomic bomb was tested at the Trinity Site in New Mexico.The weapon was later used against the Japanese to end World War II.eginning in June 1942 during World War II, the United States' Manhattan Project brought together scientists and military experts to create the world's first atomic bomb.