“fat man”: modern nuclear thought on a tactical weapon, 1970-2005 beau backman seminar paper presented to the department of history first atomic bomb, “little boy,” was dropped to inflict the single most devastating tactical blast in history, till that point. In fact, many small nations have put together nuclear weapons designs over the years in the 1940s and 1950s, sweden had a bomb program that produced a complex design, lewis says australia also is believed to have worked on a weapon design, as did iraq under saddam hussein.
The only two nuclear weapons ever used in war, the ‘little boy’ and ‘fat man’ when dropped on hiroshima and nagasaki claimed nearly a quarter million lives with majority of the deaths occurring on the first day, the remaining died due to the fallout effects, radiation sickness, burns and the compounded effects of war.
According to an audit by the brookings institution, between 1940 and 1996, the us spent $908 trillion in present-day terms on nuclear weapons programs 57 percent of which was spent on building nuclear weapons delivery systems 63 percent of the total, $570 billion in present-day terms, was spent on environmental remediation and nuclear waste management, for example cleaning up the hanford site, and 7 percent of the total, $638 billion was spent on making nuclear weapons themselves.
For a detailed timeline of the bombings, please see hiroshima and nagasaki bombing timeline hiroshima on august 6, 1945, the united states dropped an atomic bomb on the city of hiroshima the bomb was known as little boy, a uranium gun-type bomb that exploded with about thirteen kilotons of force.
The little boy explosion was equal to about 18,000 tons of tnt nearly 70,000 men, women, and children flashed out of existence, and nearly 70,000 others were injured radiation killed many more over the next half-dozen years.