1. The first Iowa State Fair was held on June 5, 1854, in Fairfield. It featured exhibits of agriculture, livestock, and other products, and attracted thousands of visitors from across the state.

2. On June 5, 1968, Senator Robert F. Kennedy was shot and killed at the Ambassador Hotel in Los Angeles while campaigning for the Democratic presidential nomination. Kennedy had visited Iowa just a few months earlier, and his assassination shocked and saddened many Iowans.

3. Iowa declared June 5, 1917, as Flag Day, making it one of the first states in the nation to officially recognize the holiday. The day is now recognized nationwide as a day to honor the American flag and its symbolism.

4. The University of Iowa's iconic Old Capitol building was severely damaged by a fire on June 5, 2001. The fire destroyed the building's roof and much of its interior, but it was eventually restored and reopened in 2006.

5. Pioneer aviator Amelia Earhart made her first solo transatlantic flight on June 5, 1932, flying from Newfoundland to Ireland. Earhart visited Iowa several times during her career, and the state has honored her legacy with numerous memorials and landmarks, including the Amelia Earhart Birthplace Museum in Atchison, Kansas, which is just across the Missouri River from Iowa.