From 1919 to 1921, the people of Hibbing moved nearly two hundred structures, including several large buildings, two miles to the south to make way for a growing open pit mine. The Oliver Iron Mining Company wanted the valuable iron ore underneath North Hibbing, and the company funded the use of horses, logs, farm tractors, a steam crawler (a tractor primarily used in the logging industry), steel cables, and human power to relocate the town.

A devastating cyclone hit Rochester on August 21, 1883. It killed dozens of people and injured many more, but emergency health services in the tornado's aftermath also led to the eventual creation of the Mayo Clinic.

Spurred by a national labor movement and eight years of economic depression, Minnesota timber workers led several strikes in 1937. Their peaceful strikes were successful, winning union recognition, higher wages, and better living conditions.

The botched execution of William Williams was the last in Minnesota. After newspapers broke state law to report on the event, public opinion turned firmly against the death penalty, and it was repealed in 1911.

During the mid-to-late nineteenth century, Minnesota faced public health issues such as poor sanitation and disease epidemics. To address these issues, Minnesota established a state board of health in 1872. It was the third such board in the United States.

Tired of ethnic discrimination as well as dangerous working conditions, low wages, and long work days, immigrant iron miners on the Mesabi Range in northeastern Minnesota went on strike on July 20, 1907. It was the first organized strike on the state's Iron Range.

The opening of the Duluth Ship Canal in 1871 was a historical turning point for the city of Duluth and the Twin Ports of Duluth and Superior.

On June 12, 1873, farmers in southwestern Minnesota saw what looked like a snowstorm coming towards their fields from the west. What seemed to be snowflakes were in fact grasshoppers. In a matter of hours, knee-high fields of grass and wheat were eaten to the ground by hungry hoppers.

Launched in 1890, Hesper was a bulk freighter with a forward pilot-house, designed to haul loads like grain and iron ore across the Great Lakes. With masts and a steam engine, Hesper was a hybrid that reflected the transition from wind-powered vessels to mechanically propelled ships.

In the 1890s, after bicycles became more comfortable and affordable, bicycling swept the nation, Minnesota included. Minnesotans who embraced bicycling at this time helped lay the groundwork for a number of lasting changes in American society, from shorter skirts to better roads.