1. In 1947, the devastating tornado outbreak hit Arkansas, resulting in 31 fatalities and over 200 injuries. This event is still considered one of the deadliest tornado outbreaks in state history.
2. On April 16, 1971, the world-famous singer-songwriter Johnny Cash performed a concert at the Cummins Unit prison in Lincoln County. This concert was later turned into a documentary film called "Johnny Cash at Folsom Prison."
3. In 2000, Arkansas Governor Mike Huckabee signed into law the "Choose Life" license plate bill, which allowed Arkansas drivers to display pro-life messages on their license plates. To date, over 15,000 "Choose Life" plates have been issued in the state.
4. On April 16, 1829, President Andrew Jackson signed the Treaty of Washington, which settled a longstanding boundary dispute between the United States and Spain. This treaty established the current boundary between Florida and Alabama.
5. The Arkansas State Capitol building was dedicated on April 16, 1915. Designed by architect Cass Gilbert, this historic building is now on the National Register of Historic Places and serves as the seat of Arkansas government.