Well he is famous for discovering gravity <span />
The answer is Not 100%, I chose it and got it wrong. I hope that helps a little.
The correct answer is Albert Einstein.
Albert Einstein urged President Franklin D. Roosevelt to speed up the process of developing an atomic bomb because of his knowledge regarding Germany's advancement towards the development of this weapon. Einstein was worried that the Germans would be able to develop this weapon before the US, which would result in catastrophic damage to the entire world.
