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

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.

William McKinley was a largely forgotten American president from more than a century ago until Donald Trump returned to the White House as his biggest fan because of McKinley’s love affair with ...