Whether it is your intent or not, what you are arguing is that the first group to plant their flag on a spot has, by default, the right to dictate the format of any counter-protest against them.
The Christian monument is in text form specifically to declare that it is a law. They are deliberately placing these monuments in front of courthouses and state buildings in a way that says “That is a place where the law is upheld, and this is the law”.
