1. Nevada Statehood Day: On March 19, 1864, President Abraham Lincoln signed a law making Nevada the 36th state of the United States. Nevada Statehood Day commemorates this historic event.

2. First Woman Elected to State Senate: On March 19, 1912, Helen Herr was elected to the Nevada State Senate, becoming the first woman in the country to hold such a position. She was a progressive Republican who fought for women's suffrage, child welfare, and workers' rights.

3. Hoover Dam Groundbreaking: On March 19, 1931, President Herbert Hoover officially broke ground on the construction of Hoover Dam on the Colorado River. The dam is a major engineering feat and the source of electricity and water for much of the Southwest.

4. Kenny Guinn: On March 19, 2002, Kenny Guinn was inaugurated as the 27th Governor of Nevada. He served two terms and was known for his focus on education and economic development.

5. World War II Air Base: On March 19, 1941, the United States Army Air Corps began construction on what would become Nellis Air Force Base. During World War II, the base played a critical role in training pilots for combat missions. Today, it is home to the United States Air Force Warfare Center.