1. In 1818, the Arkansas Territory was established, with its capital in Arkansas Post. The territory encompassed present-day Arkansas, Oklahoma, Missouri, and parts of Kansas, Nebraska, and South Dakota.

2. On May 11, 1887, the Great White River Bridge was completed in Jacksonport, Arkansas. The bridge spanned the White River and was part of the St. Louis, Iron Mountain and Southern Railway. It was the largest and longest railroad bridge in Arkansas at the time.

3. In 1899, the Arkansas State Normal School (now the University of Central Arkansas) was established in Conway. The school's mission was to train teachers for Arkansas schools, and it is now the fourth-largest university in the state.

4. On May 11, 1917, the Arkansas State Capitol building was dedicated in Little Rock. The building was designed by George R. Mann and Cass Gilbert and is known for its neoclassical architecture and iconic dome.

5. In 1963, the Little Rock Nine, a group of African American students, graduated from Little Rock Central High School. They had enrolled in the previously all-white school in 1957 and faced intense opposition and harassment from white students and the community. The Little Rock Nine's bravery and perseverance helped to open the doors of education for African American students in the South.