1. In 1830, the Indian Removal Act was signed into law by President Andrew Jackson, leading to the forced relocation of thousands of Native Americans from their ancestral lands to Indian Territory in present-day Oklahoma. This act directly impacted the Native American tribes who inhabited Arkansas, including the Cherokee, Choctaw, and Chickasaw.

2. On May 20, 1861, Arkansas seceded from the United States and joined the Confederacy. This decision was not unanimous, as many residents of the state were opposed to secession. During the Civil War, the state was the site of several significant battles, including the Battle of Pea Ridge in March 1862.

3. In 1927, record-breaking flooding along the Mississippi River caused widespread devastation in Arkansas and several other states. The floodwaters inundated hundreds of thousands of acres of farmland, destroyed entire towns, and resulted in the deaths of over 200 people in the state.

4. On May 20, 2000, the Clinton Presidential Library was dedicated in Little Rock, Arkansas. The library serves as a research center and museum dedicated to the life and presidency of Bill Clinton, the 42nd President of the United States.

5. In 2014, two inmates escaped from the Maximum Security Unit at the Tucker Correctional Facility in Arkansas, leading to a statewide manhunt that lasted several weeks. The inmates, who were considered to be armed and dangerous, were eventually captured and returned to custody. The incident raised questions about prison security and inmate rehabilitation programs in the state.