1. In 1889, South Dakota was officially admitted as the 40th state in the United States on November 2. However, it was not until November 9 of that year that the first South Dakota State Legislature convened in Pierre, the newly-designated state capital.

2. On November 9, 1910, the Cathedral of Saint Joseph in Sioux Falls was dedicated. This landmark church, which features Gothic Revival architecture, took over a decade to build and is still in use today as a vibrant Catholic parish in the city.

3. In 1938, the historic Corn Palace in Mitchell was destroyed by a fire on November 9. The iconic building, which is decorated each year with murals made from corn and other grains, was quickly rebuilt and is now a popular tourist attraction in the area.

4. November 9, 1965 saw the opening of the Crazy Horse Memorial near Custer. This massive sculpture, which is still under construction, honors the legendary Lakota warrior and is considered one of the world's largest mountain carvings.

5. In 1989, South Dakotans celebrated the 100th anniversary of statehood with a year-long commemoration that included parades, festivals, and other events held throughout the state. The official kickoff of the centennial celebration took place on November 9, 1988, with a massive "kickoff party" held in Sioux Falls.