President Trump has long celebrated William McKinley's tariff policies. Vintage photos show how they affected Americans.

To make the comparison complete, McKinley was backed by the titans of his day, including J.P. Morgan and John D. Rockefeller.

William McKinley was a largely forgotten American president until Donald Trump returned to the White House as his biggest fan, due to McKinley’s own love affair with tariffs.

No wonder Trump compares himself to William McKinley. But he might turn out to be Grover Cleveland instead. John Kenneth White (johnkennethwhite.com) is a professor emeritus at The Catholic ...