Because it’s still an ongoing battle. Simple as that. Their oppression is not in the past, it is now, and it is all our responsibility to use language and actions that promote equality as an important and serious issue. Gender and racial equality are still nowhere near as established as they should be ffs, let alone the relatively recent movement of lgbtqi rights. If you can’t see this, you’re more ignorant than I can be bothered to deal with right now.
Religion can be a great thing, but it is not for idiots. It is only for those who know how to use it without turning it into a weapon against others’ rights.