Even before taking the oath of office, Donald Trump has achieved the impossible—driving liberals to the original text of the Constitution. This strange new respect for the Founders will only last until the President-elect nominates a new Supreme Court Justice, and too bad it arrives as an assault on the Electoral College to elect someone other than Mr. Trump.

This organized political campaign is being conducted in the name of Alexander Hamilton, and not merely because of the Broadway musical. In Federalist No. 68, Hamilton...