Most of the people who have filled the position, whatever their intentions, have been largely ineffectual with the exception of Frances Perkins, who served the longest, during the New Deal.
Sanctuary cities’ resistance to immigrant rendition, like northern resistance to slave rendition, takes place in that part of the law that is reserved for local action and upon which the federal government cannot intrude.
Trump may be different from all previous presidents, but artists are giving him the same treatment they’ve given other leaders disdained by large numbers of people.