Diversity means $h!ton you, white Christian!
In this case the shoe’s on the other foot. And while “turn about is fair play” might be argued, I’m just as inclined to tell these offended evangelicals to butt out and don’t participate in Halloween if they don’t approve of my Celtic New Year festivity as I would be to tell an atheist to back the F off when he tells me or anyone else where or when we can pray.