1. On June 18, 1877, the Great Railroad Strike broke out in St. Paul, Minnesota. The strike involved thousands of workers protesting against major railroads that had reduced wages and fired employees. The strike lasted several weeks and turned violent, resulting in the deaths of several workers and destruction of railroad property.

2. The Minnesota State Capitol was dedicated on June 18, 1905, after years of construction. The building, designed by renowned architect Cass Gilbert, is one of the most impressive state capitol buildings in the United States. It features a dome that is gilded with gold leaf and stands 220 feet tall.

3. On June 18, 1920, women in Minnesota won the right to vote, two years before the passage of the 19th amendment. Minnesota was the 15th state to grant women suffrage, and it helped set the stage for the eventual nationwide movement.

4. The Minnesota Twins clinched their first-ever World Series championship on June 18, 1987. The Twins defeated the St. Louis Cardinals, four games to three, in a thrilling series that included several close games and a memorable walk-off home run by outfielder Kirby Puckett in Game 6.

5. On June 18, 2014, Minnesota legalized gay marriage, becoming the 12th state in the United States to do so. The decision followed years of grassroots activism and legal challenges, and it helped pave the way for the landmark Supreme Court ruling in Obergefell v. Hodges in 2015, which legalized gay marriage nationwide.