1. In 1865, a major battle of the American Civil War, known as the Battle of Fort Stevens, took place in Nevada. Confederate forces attempted to capture the fort, which was a vital supply outpost for Union troops, but were ultimately repelled.

2. On July 18, 1925, the Hoover Dam project officially began construction. The dam, located on the border of Nevada and Arizona, would go on to become one of the largest and most famous dams in the world, providing hydroelectric power and water to millions of people.

3. In 1955, Las Vegas hosted the world premiere of the classic film, "The Seven Year Itch," starring Marilyn Monroe. The event took place at the Riviera Hotel and Casino, and drew a crowd of thousands.

4. On July 18, 1969, the infamous Manson Family murders took place in California, just a few hours away from Nevada. Although the events did not directly involve Nevada, they had a profound impact on the nation as a whole and continue to captivate the public to this day.

5. In 1984, the MGM Grand Hotel and Casino in Las Vegas suffered a devastating fire that killed 85 people and injured over 700. The tragedy led to sweeping safety reforms in the hotel and casino industry, and is still remembered as one of the deadliest disasters in Las Vegas history.