I'm sorry, just please clarify. When you say you find yourself in an unlawful assembly, how is it that you know that the assembly is unlawful? Is it because you've been told?
You see, in an unlawful assembly, there are certain elements that need to be satisfied in order for there to be an unlawful assembly. The fact that the police happen to be troubled by the presence of a collection of protesters doesn't make the assembly unlawful. It has to have gotten to the point where it's disturbing the peace tumultuously. That language, as you find it in the code, has been read by the courts as requiring something—