1. Battle of Pyramid Lake: On March 25, 1860, a battle took place at Pyramid Lake between the First Regiment of the California Volunteer Cavalry and the Paiute Indians. The Paiutes were defending their tribal lands and resources from the encroachment of white settlers. The battle resulted in a decisive victory for the Paiutes and became known as the "Pyramid Lake War."

2. Nevada Statehood: March 25, 1864, marks a significant date in Nevada history as it was the day that President Abraham Lincoln signed the bill granting Nevada statehood. Nevada was the 36th state to join the Union and was the first state to be formed during the Civil War.

3. Hoover Dam: On March 25, 1931, construction began on the Hoover Dam project spanning the Colorado River between Arizona and Nevada. The dam provided hydroelectric power and irrigation to the surrounding areas, and its construction was a major feat of engineering.

4. Atomic Testing: The Nevada Test Site, located about 65 miles north of Las Vegas, conducted over 900 nuclear weapons tests from 1951 to 1992. March 25, 1955, marks the first-ever underground nuclear test at the site, which was code-named Wasp.

5. Las Vegas: March 25, 1957, saw the opening of the Desert Inn hotel and casino in Las Vegas. It was one of the first major luxury resorts to open on the Las Vegas Strip and became a popular destination for Hollywood celebrities and high rollers. The resort operated until 2000 when it was demolished to make way for the Wynn Las Vegas resort.