Netflix’s new historical drama “American Primeval” is currently the No. 1 series on the site. But how much of the show and its characters are based on the 1857 Utah War?

But was the series real? As it turns out, American Primeval is an artful blend of fact and myth, reality and fantasy. Here's what we know about how much of the series is based on a true story, how much of it is fabricated, and how the actors feel about ...