[sillysaurus3]

From an ethics point of view, why is this illegal?

[joelhaasnoot]

This creates ghettos

[4ad]

This law was created in 1968 IIRC. Ghettos still exist today, in 2018, 50 years laters. It seems to me the law is not doing anything.

[azernik]

Because American culture has a tendency to exclude certain groups, and allowing that to go too far in vital markets like housing and labor is bad for social stability.