You think you should have nuked the Russians for their own good? Horrible people
But sure, we can imagine a political-fiction novel à la Philip K. Dick where Oppenheimer, von Neumann, and Feynman team up and after nuking Hiroshima and Nagasaki, they nuke Moscow and Washington D.C., and form a world government ruled by scientists, a techno-solar punk utopia based roughly on Herman Hesse's Castalia from The Glass Bead Game [1].