Can you find me the law that says it is illegal to talk about Tiananmen Square in China? I'd love to read it.
What actually happens is that when you talk about it, you lose your job, etc. Rarely does the government step in. Which, and correct me if I'm wrong, sounds like what you're advocating as "free speech".
What actually happens is that when you talk about it, you lose your job, etc. Rarely does the government step in. Which, and correct me if I'm wrong, sounds like what you're advocating as "free speech".