1. Miraculous Rescue of Chilean Miners: On July 11, 1972, a mining disaster took place in Chile, trapping 33 miners underground for 69 days. They were rescued on October 13, 2010, in a miraculous rescue operation that captivated the world, with every miner coming out alive.

2. First Female Governor of South Dakota: On July 11, 1993, South Dakota made history when it elected the first-ever female governor, Republican Lynn F. Martin. She served as the governor of the state until the end of her term in 1995.

3. Launch of the Sioux Falls Jazz & Blues Festival: July 11, 1988, witnessed the launch of the Sioux Falls Jazz & Blues Festival. This music festival has been a popular event in the state for over three decades, with thousands of attendees enjoying the performances of world-class musicians.

4. Air Quality Issues in South Dakota: On July 11, 1900, the railroads in South Dakota were ordered to stop using coal as fuel due to air quality issues. This order by the South Dakota Board of Health gave rise to a new era of cleaner energy sources in the state.

5. South Dakota's Anti-Discrimination laws: On July 11, 2016, South Dakota became the last state in the country to adopt laws prohibiting discrimination against LGBT citizens. This was a major milestone for equality in the state, ensuring that all citizens were treated equally under the law without discrimination.