In the past, we’ve had issues with women suffrage, slavery, and sanitation, among many other things.
Today we have gun control, AI, intended/unintended false information, vaccines, etc. as consistently hot topics.
In a few decades’ time, what views do you have now that may spark major social debate in the future? What conservative and/or progressive stances do you take today that might be too far on either extreme in the far future?
If someone injures you through a false statement of fact you can sue them for libel.
It is hard to do more than that without encroaching on free speech: people are entitled to their opinions. That said , free speech is not absolute and has linits.