The US is an immigrant country and has a higher standard with respect to racial equality as they should.
And it goes both ways. Many East Asian landlords get into trouble because they are not familiar with the US laws. They often want to rent their buildings only to those from the same country etc. In fact if given choice many would choose to strike down these housing laws; they won't mind being discriminated a little if they can discriminate back.
There are many variations of this. In NYC all stores should have signs that contain English so that everyone has access to the store, not just a particular ethnicity.