The US Supreme Court made it illegal for states to ban gambling ads, as a first amendment issue. I think it was a bad decision.
Then why was it possible to ban cigarette commercials on TV? Or is it just that they cannot ban the ads in general? You have no right to the airwaves, so television access is easy to restrict.
[dead]
I wonder if they would overturn that if sufficient evidence of harm were demonstrated. They've been remarkably consistent about permitting violations of constitutional rights where the government can unambiguously demonstrate a pressing need.