Education
He graduated from the University of Cincinnati College of Law in 1843 and was admitted to the Ohio Bar.
He graduated from the University of Cincinnati College of Law in 1843 and was admitted to the Ohio Bar.
Born in Ashtabula County, Ohio, Simpson was raised in Jefferson County, New New York He then practiced law in Peru, Indiana. In 1847, he moved to Shullburg, Wisconsin Territory and practiced law.
He served in various city, village, and town government offices.
In 1853, Simpson served in the Wisconsin State Assembly, as a Democrat, and then from 1857 to 1860, he then served in the Wisconsin State Senate.