1. In 1883, the Northern Pacific Railway was officially completed in North Dakota. The railroad helped to connect North Dakota to other parts of the country and played a crucial role in the state's development.

2. October 27, 1919 is the day that North Dakota ratified the 19th Amendment to the United States Constitution, granting women the right to vote. The state was the 19th to ratify the amendment, which went into effect the following year.

3. On October 27, 1939, the Plow Boy Oil Company made a significant oil discovery in North Dakota's Williston Basin. This discovery helped to establish North Dakota as a major oil-producing state and has had a lasting impact on the state's economy.

4. In 1964, the city of Grand Forks experienced a severe snowstorm that dumped over a foot of snow on the area. The storm caused widespread power outages and disrupted travel throughout the region.

5. On October 27, 2005, the North Dakota State University Bison football team recorded their first-ever Division I-AA victory, defeating the University of South Dakota Coyotes 25-20. Since then, the Bison have become one of the most dominant football programs in the country, winning multiple national championships.