IMMIGRANTS from Germany helped make the A-Bomb.
To make a nuclear bomb, you need the fissionable material such as a Plutonium239 isotope, an explosive to start the nuclear chain reaction, a detonator, and a pusher.
Albert Einstein did not make the nuclear bomb. Oppenheimer did.
To make deadly Nuclear bomb
YES
Explosiosives.
Plutonium + Weapons = Nuclear Bomb
2 months 8 days
No. By the time the US dropped the atomic bomb on Japan, Germany had already surrendered. While Germany did have a nuclear weapons program during the war, it did not actually get to the point that they were capable of building a working bomb.
Go and find out your self.
No, USA did.
Germany was developing an atomic bomb during World War II but the country was overrun by the Allies before the bomb could be perfected.