1. The Founding of Virginia City: August 15, 1859, marked the founding of Virginia City, one of the most important towns during the Comstock Lode mining era. This date holds a significant place in Nevada's history and is celebrated every year in the town with special events and festivals.

2. Nevada Statehood: On August 15, 1864, President Lincoln signed the bill for Nevada to become the 36th state in the USA. This event was significant as it helped to balance the power between free and slave states in Congress.

3. Moonlite BunnyRanch Raid: On August 15, 2007, a Nevada brothel known as the Moonlite BunnyRanch was raided by the FBI after allegations of drug use and prostitution. The raid garnered a lot of media attention and discussion about the legality of brothels in Nevada.

4. Lake Tahoe Fire: A major wildfire broke out in Lake Tahoe on August 15, 2002. The fire burned more than 14,000 acres, destroyed hundreds of homes, and forced thousands of residents to evacuate.

5. Reno Air Races: The famous Reno Air Races, held annually in September, began on August 15, 1964. The event is a popular attraction that brings thousands of spectators to the Reno-Stead Airport each year.