As others have said, this seems like a confused question. The legalization of interracial marriage in the US would seem like the obvious example, but I don’t know what you want to count or not count as part of the trend. And I’m just guessing at how to interpret “most everyone”.
As others have said, this seems like a confused question. The legalization of interracial marriage in the US would seem like the obvious example, but I don’t know what you want to count or not count as part of the trend. And I’m just guessing at how to interpret “most everyone”.