1. On June 9, 1931, the Nevada State Legislature approved Assembly Bill 98, legalizing gambling in the state of Nevada. This paved the way for the development of Las Vegas as the gambling capital of the world.

2. June 9, 1954, marks the date of the dedication of Hoover Dam, one of the most significant engineering feats of the 20th century. The dam, which spans the Colorado River on the Nevada-Arizona border, was constructed in the 1930s and provided hydroelectric power and water to cities throughout the Southwest.

3. In 1986, 14 people died and over 200 were injured when a hotel-casino in Reno, Nevada caught fire on June 9. The tragedy led to increased safety standards for buildings in the state and greater attention to fire prevention measures.

4. Several notable individuals were born on June 9 in Nevada history, including the actor Michael J. Fox (1961) and restaurateur and television personality Guy Fieri (1968).

5. On June 9, 2009, a magnitude 6.3 earthquake struck the western part of Nevada. Although there were no fatalities or major injuries reported, the earthquake caused damage to buildings and infrastructure in the affected areas.