Expert Essay: Associate professor of history Tracey Deutsch reveals how Minnesota trading traditions, businesses, and industries both large and small have influenced the course of Minnesota history.

Elizabeth Taylor Ayer's life spanned nearly the entire nineteenth century. In an era when women rarely had professional careers, her work as a teaching missionary gave her more status and independence than most women enjoyed.

The Sabes Jewish Community Center (JCC) began in 1918 as a community center for immigrant youth on the North Side of Minneapolis. Located in St. Louis Park since the early 1960s, in the twenty-first century the Sabes JCC continues to be a mainstay of Jewish cultural life for the greater Minneapolis community.

Henry Hastings Sibley occupied the stage of Minnesota history for fifty-six active years. He was the territory's first representative in Congress (1849–1853) and the state's first governor (1858–1860). In 1862 he led a volunteer army against the Dakota under Ta Oyate Duta (His Red Nation, also known as Little Crow). After his victory at Wood Lake and his rescue of more than two hundred white prisoners, he was made a brigadier general in the Union Army.

The O'Connor layover agreement was instituted by John O'Connor shortly after his promotion from St. Paul detective to chief of police on June 11, 1900. It allowed criminals to stay in the city under three conditions: that they checked in with police upon their arrival; agreed to pay bribes to city officials; and committed no major crimes in the city of St. Paul. This arrangement lasted for almost forty years, ending when rampant corruption forced crusading local citizens and the federal government to step in.

St. Paul's Central Park began in 1885 as an amenity for a new, upscale neighborhood north of the business district. As the city around it changed, so did the park; by the 1930s it had become a playground and meeting place for children and students. In 1975, it became a parking ramp.