A "Help Wanted" ad is published by an employer with a complete unambiguous job description. An applicant interviews and agrees he can do the job to complete satisfaction and accepts the job. However, once he begins, the newly hired employee decides he does not want to do the duties he was hired for with the clearly spelled out obligations but, rather wants to now write his own job description and begins to do those duties.
As the employer, what would you do?
Which brings me to the point: Trump, as well as most politicians, should be fired.