From Wiki

Romney worked to overhaul the state's financial and revenue structure, culminating in Michigan's first state income tax, and greatly expanded the size of state government.

Friday, Sept. 20, 1963

Michigan's Governor George Romney last week faced without flinching his state's tax mess. At the same time, he laid his political future on the line.

Romney appeared before a special session of the legislature to present a tax reform program that included a flat 2% personal income tax, a 3½% corporate profits tax, and a 5½% income tax on financial institutions. It was a tough plan and by no means popular. But upon its success or failure may rest Romney's chances for the G.O.P.'s 1964 presidential nomination.

Bluntly charging the often recalcitrant legislature to act,...

How much history does one need to learn that Progressives in the GOP will screw you?

I'm going YES on 5, and 6.  May go YES on 1.