The Minnesota State Public School for Dependent and Neglected Children operated from 1886 to 1947. The campus is one of the most intact examples of a state cottage school standing in the United States, and is significant on a national level.
In 1910 there were over sixty orphanages and homes for the aged operated by and for African Americans in the United States. Minnesota had one of them: St. Paul's Crispus Attucks Home. The home was named for the African American patriot killed in the Boston Massacre of 1770. It served the community for six decades, beginning in 1906 during the Jim Crow era and ending in 1966 at the peak of the civil rights movement.
For most of history, the human heart was off limits to medicine. The first closed heart surgery began in the 1940’s. In the 1950’s, a pair of physicians who worked in mobile surgical units of World War II discovered that open heart surgery could be an option.