The 101-year history of the federal income tax has been marked by more and more taxpayers paying higher and higher amounts of tax.

“The American income tax is perhaps the most dramatic example of how government grows at the expense of liberty,” said Grover Norquist, president of Americans for Tax Reform.  “Slowly. Constantly. Inexorably.”

As Americans finish yet another tax filing season, let’s take a look at how the income tax became the raw deal it is today: