A hundred years from now, Americans will benefit from a lesson learned in this election: When a political party prosecutes the leading figure of the opposing party in an attempt to influence an upcoming election, voters revolt against the politicization of criminal justice. Prosecuting the other side as a political maneuver makes a martyr — who probably wins the next election, the retribution election. Shorter version: Donald Trump just buried lawfare. Maybe forever, certainly for a long time. And political lawfare, this profoundly authoritarian misuse of police and prosecutorial power, needed to be killed and buried. Conservative-ish media interprets the...