1. On November 25, 1869, the first transcontinental railroad was completed, connecting Nevada to the rest of the United States. The final section of track was laid in a ceremony at Promontory Summit, Utah, where the Central Pacific Railroad and the Union Pacific Railroad met.

2. In 1905, the first neon sign in the United States was installed in a barbershop in downtown Las Vegas. The sign featured the words "Barber Shop" in bright, colorful neon lights, and sparked a trend that would define the city's iconic neon aesthetic.

3. On November 25, 1915, a devastating fire swept through the small town of Tonopah, Nevada, destroying much of the business district and killing four people. The fire, which was caused by faulty wiring, was finally brought under control after several hours of intense firefighting.

4. In 1951, the United States government conducted the first nuclear weapons test at the Nevada Test Site. The test, known as "Operation Ranger," involved the detonation of a 1-kiloton atomic bomb, and marked the beginning of an era of controversial nuclear testing in the state.

5. On November 25, 2014, the Nevada Supreme Court made a landmark ruling in favor of same-sex marriage, striking down the state's ban on gay and lesbian couples marrying. The decision paved the way for marriage equality in Nevada, and was hailed as a victory for civil rights and equality.