A trustbuster, senator, secretary of state, Nobel laureate, and World Court judge, Frank Kellogg rose from a small farm in Olmsted County to being the highest-ranking diplomat in the United States. He is remembered as one of the authors of the 1928 Pact of Paris, a multi-lateral treaty that renounced aggressive war as a matter of national policy.

From 1881 to 1920, the Minnesota Woman Suffrage Association (MWSA) struggled to secure women's right to vote. Its members organized marches, wrote petitions and letters, gathered signatures, gave speeches, and published pamphlets and broadsheets to force the Minnesota Legislature to recognize their right to vote. Due in part to its efforts, the legislature ratified the Nineteenth Amendment in 1919.

Swedish immigrant Hans Mattson was a prominent immigration booster and politician. Working for the state and for private companies, he recruited many Swedish and Norwegian immigrants to Minnesota during the late nineteenth century. He was also the first Scandinavian elected to Minnesota office. During his lifetime, Colonel Mattson was one of the best-known Swedish Americans in United States politics.