1. On July 13, 1822, the Arkansas Gazette published a notice urging citizens to donate money and land for the establishment of a university in the territory. This initiative ultimately led to the founding of the University of Arkansas.

2. In 1923, the infamous Miller Brothers 101 Ranch Wild West Show visited Little Rock, Arkansas, and staged a performance that included Native American riders and trick ropers. The show remains a vivid example of the national fascination with western frontier culture in the early 20th century.

3. On July 13, 1942, an obscure army base in the Ozarks became the site of one of the most tragic incidents of World War II when a faulty bomb exploded on a B-24 Liberator, killing 17 flight crew members. The accident was a stark reminder of the dangers inherent in wartime aviation.

4. In the 1960s, Arkansas State University in Jonesboro embarked on a period of rapid expansion, opening new schools and programs and increasing its enrollment by several thousand students. July 13, 1967, marked the opening of the school's first dormitory, an event that signaled the beginning of a new era for the institution.

5. On July 13, 2000, President Bill Clinton signed the Children's Internet Protection Act into law, which mandated that all public schools and libraries receiving federal funding implement Internet filters to protect minors from harmful content. The law remains controversial to this day, with some critics claiming that it infringes on the First Amendment rights of free speech and expression.