Well, most sects of christianity were and are tools of colonialism but oppressed peoples tend to develop them into various flavors of liberation theology. islam has it's own spin on them, with only judaism kinda sticking out, mainly due to amerikkkan project in the middle east (but out of all three I'm the least knowledgeable on judaism)

Look how far Christianity is spread across the world. That was white supremacy.

Genuinely curious what else you think it was? Like maybe not during the time of Constantine but anything done during and after Columbus' time definitely is