That's not what Euclid v. Ambler did, however. We had controls on legitimate health and safety concerns (e.g., pollution) prior to that ruling. The ruling drama

That's not what Euclid v. Ambler did, however. We had controls on legitimate health and safety concerns (e.g., pollution) prior to that ruling. The ruling dramatically increased the scope of police powers expressly and specifically against housing - things like floor area ratio, setbacks, number of habitable units, heights - that had not been within that scope before. It was unabashedly racist and classist, even in the text of the opinion.