1. The Arkansas State Capitol opened on March 15, 1911, after three years of construction. It is the tallest building in Little Rock and has a dome that can be seen from miles away.

2. On March 15, 1968, the University of Arkansas men's basketball team won the Southwest Conference Championship for the first time in school history. They defeated Texas A&M 81-78 in overtime.

3. The Central High School National Historic Site was established on March 15, 1998, to commemorate the Little Rock Nine and the role they played in the Civil Rights Movement. The site includes the high school, which is still in use today, and a museum.

4. On March 15, 1836, the Arkansas Territory was created from the land that was previously part of the Missouri Territory. James S. Conway was appointed as the first territorial governor, and the territorial capital was established in Little Rock.

5. The El Dorado Oil Boom began on March 15, 1921, when oil was discovered in Union County. This led to a surge of economic growth in the area, and El Dorado became one of the largest oil-producing cities in the country. Today, the city celebrates its oil heritage with the annual "Boomtown Days" festival.