Tariffs have been a part of the American fabric since 1789. President Trump has placed tariffs at the center of todays debate ...

Though he is known today as a ‘tariff guy,’ the 25th president changed his mind about the use of levies. Here’s what to know about McKinley, and Trump’s apparent fascination with him.

There have been plenty of references to the Smoot-Hawley Tariff Act of 1930, but the presidential era that Trump has seemingly modeled his economic platform after occurred in the 1890s. At the ...

McKinley was, of course, a fervent protectionist and author of the McKinley Tariff Act of 1890, which raised average import duties to almost 50%—among the highest rates in US history at the time ...

The seesaw between tariff income and tax income took a sharp one-way move when the Underwood-Simmons Tariff Act of 1913 cut tariffs to under 40 percent while endorsing a new federal income tax.

McKinley, who was president between 1897 and 1901, famously authored the highly protectionist Tariff Act of 1890, later named after him, which imposed tariffs of more than 50% on many imported goods.

President Trump's recent tariff increases, the largest in over a century, draw comparisons to William McKinley's economic policies. Learn more about these sweeping changes.