The latter years of World War II were marked by an international race in search of a super weapon that would instantly destroy the opposing side. And while Germany produced a variety of weapons that were advanced technological innovations, the US cracked the secret of the atomic bomb through the Manhattan Project. The research project took place between 1942 and 1945, culminating in the only use of atomic weapons in warfare, which resulted in the defeat of Japan. The research was led by a number of leading scientists, many of them refugees from war-torn Europe, as well as the American military.
Want to discover more about the controversial project? Then read through this informative gallery.