The Manhattan Project, World War II

The us. produces the most terrifying weapon ever known to mankind, the atomic bomb. It effectively ends world war two, but it also claims the lives of around 200 thousand lians. At the end of the war, the us. Has a monopoly on atom bomb technology. But just a few years later, in 19 forty nine, russia explodes its first atomic bomb. The cold war begins, and triggers and nuclear arms race. And you know, here again, the manhattan project, world war too.