bout their work, unless they worked there themselves. All the mail in the town was censored; everybody was restricted to a two hundred mile radius and residents were forbidden to tell their friends where they lived. No one in the community had a name; rather everyone was either a "sir" or "mister".
             The most serious threat to the security of the project was the hiring of Klaus Fuchs who was found guilty of obtaining top-secret documents and sending them to the Soviet Union. He allowed for the Soviets to create their own atomic bomb and caused fear among the American people.
             The decisions to actually use the bomb the first time were critical. Firstly, President Roosevelt never lived to see the final product of the Manhattan Project. He died on April 12, 1945 at Warm Springs, GA, at the age of 63 and Harry S. Truman became his successor. All the responsibilities were soon placed on the new president. Truman knew nothing about the bomb and its effects, but decided quickly to use it on the Japanese. The president was warned that the bomb was very powerful and that it should not be used unless the Japanese refused to surrender. Nevertheless, Truman decided to go along with his plan and bomb Japan until they surrendered. Truman wanted revenge from the surprise bombing of Pearl Harbor, except that it would be one hundred times as devastating.
             On August 6, 1945, the aircraft Enola Gay flew over Hiroshima and dropped the first atomic bomb ever. At approximately 8:15 AM the bomb exploded about two thousand feet above ground, where today a building stands, called the "A-Bomb Dome". It took almost a minute for the bomb to explode after its descent from the plane. The world would be changed forever. The pilot of the Enola Gay, Lt. Col. Paul Tibbets, wrote, " A bright light filled the plane... we turned back to look at Hiroshima. The city was hidden by that awful cloud ... boiling up, mushrooming." ....