1. On September 10, 1870, the first train arrived in the town of Harrison, Arkansas, connecting it to other towns in the region and eventually paving the way for economic growth and development.

2. The Arkansas State Fair, one of the largest annual events in the state, first opened on September 10, 1936, attracting thousands of visitors with its carnival rides, agricultural exhibits, and live entertainment.

3. On September 10, 1957, nine African American students famously attempted to integrate Little Rock Central High School in a landmark moment in the civil rights movement. The event sparked nationwide controversy and ultimately led to the federal government intervening to ensure the students' safety.

4. The Ozark Folk Center, a popular tourist attraction celebrating the music and arts of the Ozarks region, first opened its doors on September 10, 1973, and has since hosted numerous concerts, workshops, and events.

5. On September 10, 2019, Arkansas Governor Asa Hutchinson announced the creation of the Arkansas Artificial Intelligence Initiative, a statewide effort to advance research, education, and innovation in artificial intelligence and machine learning.