Too late Will realizes that Law didn't exactly survive, now did he? Poor choice of words on his part.

"Perhaps they're not seen as a threat anymore, without... whatever it is that was destroyed." Whatever dangerous ideas or knowledge was lost. "Or perhaps the government doesn't want to bring any further attention to it by hunting them down." Or Rosinante's idea, which is probably most likely. "Could be a bit of all three."

And now for the awkward question: "The ones who won, who declared themselves to be gods... were those... ?"