150 years of Minnesota history Minnesota's Constitution was signed 150 years ago on Aug. 29, and the state is preparing to celebrate its sesquicentennial next year. What was Minnesota like 150 years ago? What were the events and trends that changed Minnesota since then?11:00 a.m.
Annette Atkins: Professor of history at St. John's University in Collegeville, Minnesota. Author of "Creating Minnesota: A History from the Inside Out."
Brian Horrigan: Historian, author and exhibit developer, Minnesota Historical Society.