who gave you the right to invade anyone on that matter? people will disagree all the time. if iran or somalia or kuba or whomever disagree how USA is governed,

who gave you the right to invade anyone on that matter? people will disagree all the time. if iran or somalia or kuba or whomever disagree how USA is governed, does it give them right to invade you? and will you have the same opinion if USA were to be weak and they had the power to do it?