Yep. Even some of them may have their eyes opened during the Tribulation. Or during the Great Tribulation, more likely.
It will force the world to choose one or the other (Revelation chapter 14).
I’m sure you’re already aware of all of that. :)
It reads like it will probably be the first serious set of non Judeo-Christian miracles that the world has seen in millennia. Barack Obama’s worst, the silliest interfaith worship we know, are all like nothing before this. Like Emeril likes to say, kick it up a notch. Or several thousand notches.