1849 Minnesota becomes a United States territory.
1858 Minnesota is admitted as the 32nd U.S. state.
1862 Indian Wars: Lakota (Sioux) uprising begins in Minnesota as desperate Lakota attack white settlements along the Minnesota River. They will be overwhelmed by the US military six weeks later.
1862 Indian Wars: During an uprising in Minnesota, Lakota warriors decide not to attack heavily-defended Fort Ridgely and instead turn to the settlement of New Ulm, killing white settlers along the way.
1862 Indian Wars: In Minnesota, more than 300 Santee Sioux are found guilty of rape and murder of white settlers and are sentenced to hang.
1867 Former Minnesota farmer Oliver Hudson Kelley founds the Order of the Patrons of Husbandry (better known today as the Grange movement).
1888 Blizzards in Dakota Territory and Montana, Minnesota, Nebraska and Texas - 235 dead, many of which were children on their way home from school
1915 The first Roman Catholic Liturgy is celebrated by Archbishop John Ireland at the newly consecrated Cathedral of Saint Paul in Saint Paul, Minnesota.
1967 Minnesota Senator Eugene McCarthy announces his candidacy for the Democratic Party presidential nomination, challenging incumbent President Lyndon B. Johnson over the Vietnam War.
1984 Ronald Reagan defeats Walter F. Mondale in the U.S. presidential election with 59% of the popular vote, the highest since Richard Nixon's 61% victory in 1972. Reagan carries 49 states; Mondale wins only his home state of Minnesota by a mere 3,761 vote margin and the District of Columbia.
1992 The largest shopping mall in the US, Minnesota's Mall of America is constructed spanning 78 acres (316,000 m
1995 Members of the group Patriot's Council are convicted in Minnesota of manufacturing ricin.
2005 Ten are killed in the Red Lake High School massacre in Minnesota, the worst school shooting since the Columbine High School massacre.