You need to be very specific. Privacy is limited, if not nonexistent, in public. However, you have First Amendment and Fourth Amendment rights that still exist. Certain touching is assault and/or battery. Speaking is First Amendment.
Mr. Goldstein is a Virginia-licensed attorney only. The information is not, nor is it intended to be, legal advice. You should consult an attorney for individual advice regarding your own situation. Answering this question does not in any way constitute legal representation. Contacting Mitchell Goldstein or the Goldstein Law Group does not constitute legal representation, nor is any information you provide protected by attorney-client privilege until otherwise advised.
The answer to your question is debated and, arguably, answered in volumes of books covering a multitude of legal issues including constitutional law (First, Fourth Amendments, Due Process, and the state constitution), torts (assault, battery, etc.) and criminal law (assault, battery, use of fighting words and defenses to those claims) and a number of others. Your question is simply too broad to cover on this forum. If something specific happened to you, if you provide the details, then we may be able to better assist you.