I guessed someone would say this eventually so to ensure that I was prepared for when someone did say this I asked my mate well in advance, as in almost 6 hours in advance. Below is what he said. Your thoughts
My mate's answer is that in his opinion Robin Hood has decided that Prince Johns action count as seizing the throne, which is treason, and laws passed by a traitor that has seized the throne, even if prior to his treason he was running the country on behalf of the rightful king, aren't legal, and anyone that tries to enforce them, which includes The Sheriff, is a criminal, which means that he/Robin, isn't a criminal, the law enforcement people are