The most secret project in history which involved nuclear weapons was the Manhattan project. Many scientists worked in isolation in different parts of the USA. After the Americans joined the WW2, President Harry Truman threatened the Japanese to surrender or he would unleash the bombs over Hiroshima, in attempt to end the war. The Enola Gay (name of plane) released the first bomb named "Little boy" which detonated 1900 feet over the city. That explosion caused complete devastation for approximately five square miles. A second warning was sent out to the enemies claiming that if they refuse to fallback, the United States would attack once more with equally devastating
The most secret project in history which involved nuclear weapons was the Manhattan project. Many scientists worked in isolation in different parts of the USA. After the Americans joined the WW2, President Harry Truman threatened the Japanese to surrender or he would unleash the bombs over Hiroshima, in attempt to end the war. The Enola Gay (name of plane) released the first bomb named "Little boy" which detonated 1900 feet over the city. That explosion caused complete devastation for approximately five square miles. A second warning was sent out to the enemies claiming that if they refuse to fallback, the United States would attack once more with equally devastating