1. In 1869, the golden spike was driven into the ground at Promontory Summit, Utah, completing the first transcontinental railroad in the United States. Although not in Nebraska, the completion of the railroad was a significant moment in the state's history, as it opened up new opportunities for trade and travel.

2. On May 3, 1927, Nebraska-born aviator Charles Lindbergh departed from Roosevelt Field in New York for his historic solo flight across the Atlantic Ocean. The flight brought Lindbergh global fame and helped advance aviation technology.

3. In 1967, the Nebraska Legislature passed a law allowing for the creation of the University of Nebraska Medical Center in Omaha. Today, the medical center is a leading provider of healthcare education and research.

4. On May 3, 1999, an F4 tornado struck the city of Linwood, located in eastern Nebraska. The tornado caused considerable damage to homes and businesses and resulted in two fatalities.

5. In 2017, the Omaha-Council Bluffs metropolitan area was recognized as the nation's most affordable place to live by the National Association of Home Builders/Wells Fargo Housing Opportunity Index. The ranking took into account factors such as median home price, median household income, and mortgage rates.