1. Idaho officially became a state on August 14, 1890, making it the 43rd state to join the Union. The statehood of Idaho was the result of a long struggle between pro- and anti-statehood factions in the region, which culminated in the passage of the Idaho Admission Act by Congress on July 3, 1890.

2. The first ever recorded earthquake in Idaho occurred on August 14, 1874. The earthquake, which had a magnitude of 5.3, was felt across southeastern Idaho and caused significant damage to buildings in the towns of Franklin, Dayton, and Lewiston.

3. The Idaho National Laboratory (INL) was officially dedicated on August 14, 1949. The INL, which spans over 890 square miles, is one of the country's largest and most diverse national laboratories, conducting research in fields such as nuclear energy, renewable energy, and national security.

4. On August 14, 1932, the first public hangar at the Boise Airport was dedicated. The 80x120-ft structure was built to house commercial aircraft and help improve the airport's capacity and infrastructure as commercial aviation was becoming a more prominent mode of transportation in the region.

5. In 1868, on August 14th, a group of Native Americans attacked a freight train traveling from Corinne, Utah Territory to Virginia City, Montana. The attack, which occurred near Bear River, was one of the largest and deadliest clashes between Native Americans and white settlers in Idaho history, resulting in the deaths of roughly 220 settlers and 65 Native Americans. The incident became known as the Bear River Massacre.