thumb|left|Brookings County Courthouse Brookings rose to a high position in the Territory, becoming a member of the Squatter Territorial Legislature and later elected Squatter Governor. He then was appointed superintendent of a road that was to be built from the Minnesota state line west to the Missouri River about 30 miles north of Ft. Pierre. It was during this road's construction that Brookings came into contact with land that was part of this county at the time. He made settlement of this area possible for many people.
thumb|left|Brookings County Courthouse Brookings rose to a high position in the Territory, becoming a member of the Squatter Territorial Legislature and later elected Squatter Governor. He then was appointed superintendent of a road that was to be built from the Minnesota state line west to the Missouri River about 30 miles north of Ft. Pierre It was during this road's construction that Brookings came into contact with land that was part of this county at the time He made settlement of this area possible for many people.