During the peak of WWII, if I were in President Truman's position, I would have deployed the atomic bombs against Japan. Considering the moral and strategic-political perspectives, as well as a great deal of pressure from government officials, there was not much of a choice except to use an untested weapon that had powerful capabilities.
             The war in Asia had its roots in the early 1930s. Japan had expansionist aims in Eastern Asia and the Western Pacific, especially in Indochina. In July of 1940 the United States placed an embargo on materials exported to Japan, including oil in the hope of curbing Japanese expansionism. Nevertheless, tensions remained high in Asia, and only increased in 1939 when Germany ignited World War II with an invasion of Poland. America's determination to remain isolated changed abruptly following Japan's 'surprise attack" on Pearl Harbor on 7 December 1941. Military strategists and politicians poured the majority of American war effort into Europe, and before the United States could fully mobilize, most of South-East Asia had fallen to Japan, including the Philippines. Slowly, the United States recaptured the many small islands invaded by Japan, including Guadalcanal, Bougainville, Tarawa, Saipan, Iwo Jima, and Okinawa. These the "Japanese forces waged stubborn, often, suicidal battles that were ferocious; although, the Americans won each resistance, demolished the Japanese fleet and established air bases for the naval battle of Midway Island, America supporting conventional bombing.
             Concurrent with the Manhattan project, both Japan and America were making preparations for a final all-encompassing conflict, which both sides expected would involve an American invasion of mainland Japan. The Americans expanded conventional bombing and tightened their increasingly successful naval blockade. The Japanese began the stockpiling of aircraft, amassed a giant military force, and commenced the creation of...