1. Summer Solstice: June 21 marks the summer solstice, the longest day of the year and the official start of summer. In Kansas, the solstice is celebrated through various festivals and events.

2. Statehood Day: June 21 is also Statehood Day in Kansas, commemorating the day in 1861 when Kansas was admitted to the Union as the 34th state. The day is celebrated with parades, festivals, and reenactments.

3. Amelia Earhart’s Birthplace: On June 21, 1897, Amelia Earhart, the pioneering aviator, was born in Atchison, Kansas. Her childhood home is now a museum dedicated to her life and accomplishments.

4. First Tornado Warning: On June 21, 1951, the first tornado warning was issued by the National Weather Service for a storm near Wichita, Kansas. This landmark event paved the way for modern tornado forecasting and warning systems.

5. BTK Killer Captured: On June 21, 2005, Dennis Rader, also known as the BTK (Bind, Torture, Kill) Killer, was arrested in Park City, Kansas. Rader was responsible for the murders of ten people in the Wichita area between 1974 and 1991. His capture was the result of years of investigation and forensic work.