1. Juneteenth: June 19, 1865, marks an important day in history as it marks the day the Emancipation Proclamation was read to slaves in Arkansas. This day is now celebrated as Juneteenth, a holiday commemorating the end of slavery in the United States.

2. Arkansas Statehood: On June 19, 1836, Arkansas became the 25th state to join the United States. The territory had been under Spanish, French, and American control before gaining statehood.

3. The Little Rock Nine: On June 19, 1957, the Little Rock Nine, a group of nine African American students, graduated from Little Rock Central High School. This was a significant milestone in the Civil Rights Movement and helped to demonstrate the impact of desegregation.

4. The Buffalo River National Park: On June 19, 1972, the Buffalo River in Arkansas was designated as the first national river in the United States. The park is known for its stunning landscapes and opportunities for camping, hiking, and water activities.

5. Record-Breaking Temperatures: On June 19, 1980, Arkansas experienced one of its hottest days on record, with temperatures reaching up to 111 degrees Fahrenheit. This extreme heat led to health and safety concerns, as well as damage to crops and vegetation.