1) In 1869, the Union Pacific Railroad completed the transcontinental route with the joining of the eastern and western portions in Promontory Summit, Utah. This achievement greatly impacted Nebraska, as the state was a major hub on the railway network that connected the East Coast to the West Coast.

2) On November 22, 1919, Nebraska became the 36th state to ratify the 19th Amendment to the U.S. Constitution, which granted women the right to vote. This was a significant milestone in the fight for women's suffrage and helped pave the way for women to take a more active role in politics and other areas of American society.

3) In 1963, President John F. Kennedy was assassinated in Dallas, Texas. This tragic event had a profound impact on the entire country, including Nebraska, where many residents mourned the loss of a charismatic leader who had inspired hope and optimism in a time of great turmoil.

4) On November 22, 1981, the University of Nebraska Cornhuskers football team defeated the Oklahoma Sooners in a historic game that ended the Sooners' 57-game winning streak. This victory was seen as a major upset and solidified the Cornhuskers' status as one of the top teams in college football.

5) In 2010, a massive snowstorm hit the state of Nebraska, causing widespread power outages and travel disruptions. The storm, which dumped as much as 15 inches of snow in some areas, was one of the worst in state history and resulted in several fatalities and millions of dollars in damages.