Historically the church and then law made them closeted in the first place!

It wasn't always abnormal for (wealthy) men to have male concubines or lovers- until the Abrahamic religions that is

The cool thing about (religious) propaganda is it doesn't have to be true, it's only biased on faith. Faith that these white men know the divine and will stop you from having a fearful afterlife. They don't need proof, just faith. Few people get butthurt no one wants to hurt their butts and they ban it for everyone