1. In 1899, the South Dakota Legislature passed a bill establishing the South Dakota State School of Mines and Technology. This public college in Rapid City was founded to provide education in mining and engineering to students in the state and beyond.

2. On February 22, 1917, President Woodrow Wilson signed a bill granting full citizenship to Native Americans who were born in the United States. This law, known as the Jones Act, also granted citizenship to Puerto Ricans.

3. In 1949, the Black Hills Passion Play began in Spearfish, South Dakota. This theatrical production depicts the life of Jesus Christ and has become a popular attraction for tourists visiting the area.

4. On February 22, 1973, legendary country singer and songwriter Hank Williams Jr. performed a concert at the Sioux Falls Arena. Williams, known for hits such as "All My Rowdy Friends (Have Settled Down)" and "A Country Boy Can Survive," has continued to tour and record music to this day.

5. In 2014, the South Dakota State House of Representatives passed a bill that would have made drug testing a requirement for certain welfare recipients. The bill was eventually vetoed by Governor Dennis Daugaard, who cited concerns about privacy and cost.