1. In 1883, a devastating tornado struck the town of Parker in southeastern South Dakota, killing nine people and destroying much of the town.

2. In 1890, the first official South Dakota State Fair was held in Huron. The fair has since become a beloved annual tradition, drawing thousands of visitors each year and showcasing the best of South Dakota agriculture, entertainment, and culture.

3. On May 14, 1918, South Dakota Governor Peter Norbeck signed into law a bill establishing Custer State Park. Today, the park is one of South Dakota's largest and most popular attractions, featuring stunning natural beauty, abundant wildlife, and rich cultural history.

4. In 1919, the state of South Dakota ratified the 19th Amendment, granting women the right to vote. This was a significant moment in American history, and South Dakota played an important role in the fight for women's suffrage.

5. On May 14, 1990, the South Dakota National Guard was activated to help combat devastating wildfires in the Black Hills region. The fires destroyed tens of thousands of acres of forest land, and the National Guard's efforts were crucial in containing the spread of the flames.